Class information for:
Level 1: PATENTS//PATENT ANALYSIS//PATENT CITATIONS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
3350 2002 38.7 46%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
17 3       BUSINESS//BUSINESS, FINANCE//MANAGEMENT 121089
624 2             RESEARCH POLICY//JOURNAL OF TECHNOLOGY TRANSFER//PATENTS 13841
3350 1                   PATENTS//PATENT ANALYSIS//PATENT CITATIONS 2002

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 PATENTS authKW 1268615 18% 22% 370
2 PATENT ANALYSIS authKW 1190234 6% 63% 124
3 PATENT CITATIONS authKW 427871 2% 64% 44
4 PATENT CITATION authKW 383238 2% 74% 34
5 PATENT VALUE authKW 356261 1% 81% 29
6 RESEARCH POLICY journal 280086 11% 8% 218
7 PATENT CITATION NETWORK authKW 180594 1% 79% 15
8 SCIENTOMETRICS journal 179124 11% 5% 225
9 PATENT MINING authKW 171562 1% 75% 15
10 PATENT SYSTEM authKW 171562 1% 75% 15

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Management 57205 37% 1% 737
2 Planning & Development 35313 18% 1% 359
3 Information Science & Library Science 20046 16% 0% 319
4 Business 18650 18% 0% 359
5 Economics 11650 26% 0% 529
6 Computer Science, Interdisciplinary Applications 4570 13% 0% 267
7 Engineering, Industrial 3343 7% 0% 146
8 Operations Research & Management Science 3275 10% 0% 191
9 Law 658 4% 0% 74
10 Engineering, General 552 4% 0% 90

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 IPMI 112297 0% 82% 9
2 INTELLECTUAL PROPERTY AUSTRALIA 100907 1% 44% 15
3 INNO TEC 83028 0% 78% 7
4 INCENTIM 80257 0% 53% 10
5 TECHNOL INNOVAT MANAGEMENT 49601 1% 13% 25
6 LMU MUNICH MANAGEMENT 48801 0% 80% 4
7 FUTURE TECHNOL TEAM 45752 0% 100% 3
8 TECHNOL MANAGEMENT POLICY 40666 0% 67% 4
9 IPRIA 34855 0% 57% 4
10 PROJECT MANAGEMENT INNOVAT 34312 0% 75% 3

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 RESEARCH POLICY 280086 11% 8% 218
2 SCIENTOMETRICS 179124 11% 5% 225
3 TECHNOLOGICAL FORECASTING AND SOCIAL CHANGE 70672 6% 4% 115
4 TECHNOVATION 42806 3% 4% 69
5 TECHNOLOGY ANALYSIS & STRATEGIC MANAGEMENT 32707 2% 5% 46
6 ASIAN JOURNAL OF TECHNOLOGY INNOVATION 19491 1% 8% 16
7 INTERNATIONAL JOURNAL OF TECHNOLOGY MANAGEMENT 18050 2% 3% 46
8 RAND JOURNAL OF ECONOMICS 15602 2% 3% 37
9 JOURNAL OF TECHNOLOGY TRANSFER 12363 1% 4% 19
10 R & D MANAGEMENT 11919 1% 3% 29

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 PATENTS 1268615 18% 22% 370 Search PATENTS Search PATENTS
2 PATENT ANALYSIS 1190234 6% 63% 124 Search PATENT+ANALYSIS Search PATENT+ANALYSIS
3 PATENT CITATIONS 427871 2% 64% 44 Search PATENT+CITATIONS Search PATENT+CITATIONS
4 PATENT CITATION 383238 2% 74% 34 Search PATENT+CITATION Search PATENT+CITATION
5 PATENT VALUE 356261 1% 81% 29 Search PATENT+VALUE Search PATENT+VALUE
6 PATENT CITATION NETWORK 180594 1% 79% 15 Search PATENT+CITATION+NETWORK Search PATENT+CITATION+NETWORK
7 PATENT MINING 171562 1% 75% 15 Search PATENT+MINING Search PATENT+MINING
8 PATENT SYSTEM 171562 1% 75% 15 Search PATENT+SYSTEM Search PATENT+SYSTEM
9 PATENT CITATION ANALYSIS 168929 1% 92% 12 Search PATENT+CITATION+ANALYSIS Search PATENT+CITATION+ANALYSIS
10 PATENT QUALITY 166057 1% 78% 14 Search PATENT+QUALITY Search PATENT+QUALITY

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 SORANZO, B , NOSELLA, A , FILIPPINI, R , (2016) MANAGING FIRM PATENTS: A BIBLIOMETRIC INVESTIGATION INTO THE STATE OF THE ART.JOURNAL OF ENGINEERING AND TECHNOLOGY MANAGEMENT. VOL. 42. ISSUE . P. 15 -30 70 71% 0
2 ECKERT, A , LANGINIER, C , (2014) A SURVEY OF THE ECONOMICS OF PATENT SYSTEMS AND PROCEDURES.JOURNAL OF ECONOMIC SURVEYS. VOL. 28. ISSUE 5. P. 996 -1015 44 86% 1
3 SOMAYA, D , (2012) PATENT STRATEGY AND MANAGEMENT: AN INTEGRATIVE REVIEW AND RESEARCH AGENDA.JOURNAL OF MANAGEMENT. VOL. 38. ISSUE 4. P. 1084-1114 54 59% 33
4 GRIMALDI, M , CRICELLI, L , DI GIOVANNI, M , ROGO, F , (2015) THE PATENT PORTFOLIO VALUE ANALYSIS: A NEW FRAMEWORK TO LEVERAGE PATENT INFORMATION FOR STRATEGIC TECHNOLOGY PLANNING.TECHNOLOGICAL FORECASTING AND SOCIAL CHANGE. VOL. 94. ISSUE . P. 286 -302 34 85% 5
5 FISCHER, T , LEIDINGER, J , (2014) TESTING PATENT VALUE INDICATORS ON DIRECTLY OBSERVED PATENT VALUE-AN EMPIRICAL ANALYSIS OF OCEAN TOMO PATENT AUCTIONS.RESEARCH POLICY. VOL. 43. ISSUE 3. P. 519 -529 29 94% 14
6 KOUSHA, K , THELWALL, M , (2017) PATENT CITATION ANALYSIS WITH GOOGLE.JOURNAL OF THE ASSOCIATION FOR INFORMATION SCIENCE AND TECHNOLOGY. VOL. 68. ISSUE 1. P. 48 -61 32 53% 1
7 HA, SH , LIU, W , CHO, H , KIM, SH , (2015) TECHNOLOGICAL ADVANCES IN THE FUEL CELL VEHICLE: PATENT PORTFOLIO MANAGEMENT.TECHNOLOGICAL FORECASTING AND SOCIAL CHANGE. VOL. 100. ISSUE . P. 277 -289 33 85% 1
8 HALL, B , HELMERS, C , ROGERS, M , SENA, V , (2014) THE CHOICE BETWEEN FORMAL AND INFORMAL INTELLECTUAL PROPERTY: A REVIEW.JOURNAL OF ECONOMIC LITERATURE. VOL. 52. ISSUE 2. P. 375 -423 40 63% 10
9 ODASSO, C , SCELLATO, G , UGHETTO, E , (2015) SELLING PATENTS AT AUCTION: AN EMPIRICAL ANALYSIS OF PATENT VALUE.INDUSTRIAL AND CORPORATE CHANGE. VOL. 24. ISSUE 2. P. 417 -438 29 91% 0
10 SU, HN , CHEN, CML , LEE, PC , (2012) PATENT LITIGATION PRECAUTION METHOD: ANALYZING CHARACTERISTICS OF US LITIGATED AND NON-LITIGATED PATENTS FROM 1976 TO 2010.SCIENTOMETRICS. VOL. 92. ISSUE 1. P. 181 -195 30 91% 3

Classes with closest relation at Level 1


Rank Class id link
1 21833 LEXICAL QUERY//NANOSCIENCE AND NANOTECHNOLOGY//DATABASE TOMOGRAPHY
2 22530 ROADMAPPING//TECHNOLOGY ROADMAP//TECHNOLOGY ROADMAPPING
3 5961 ENDOGENOUS GROWTH//INTELLECTUAL PROPERTY RIGHTS//RD
4 10130 RESEARCH JOINT VENTURES//PATENT LICENSING//COOPERATIVE RD
5 25721 DESIGN REFORM//KNOWLEDGE SPILL OVER//ALEXANDRE GUILLIERMOND
6 6395 RESEARCH POLICY//RD//RD SUBSIDIES
7 24279 SPINOFFS//EMPLOYEE ENTREPRENEURSHIP//EMPLOYEE MOBILITY
8 1589 JOURNAL OF TECHNOLOGY TRANSFER//ACADEMIC ENTREPRENEURSHIP//TECHNOLOGY TRANSFER
9 9392 OPEN INNOVATION//USER INNOVATION//LEAD USERS
10 36134 SOLAR CELL TEST//6224//SOLAR TECHNO

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