Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CJ

Christopher B. Walker, Jr. — 47 Patents

3M: 47 patents #168 of 11,543Top 2%
Okabena, MN: #20 of 412 inventorsTop 5%
Minnesota: #990 of 52,454 inventorsTop 2%
Overall (All Time): #59,703 of 4,157,543Top 2%
47 Patents All Time
Christopher B. Walker, Jr. has been granted 47 US patents while listed as an inventor at 3M. The first was granted in 2003 and the most recent in September 2025. Christopher B. Walker, Jr. ranks #59,703 of 4,157,543 US inventors in our database (top 1.4%). Patent records list Christopher B. Walker, Jr. in Okabena, MN, US.

Patents per Year

Patents granted per year, 2003 to 2025Bar chart with a peak of 5 patents in 2007.peak 52003: 2 patents20032004: 1 patents2005: 1 patents2006: 1 patents20062007: 5 patents2008: 5 patents2010: 1 patents20102012: 3 patents2013: 5 patents2014: 3 patents20142015: 1 patents2016: 4 patents2017: 1 patents20172018: 2 patents2019: 4 patents2020: 2 patents20202021: 1 patents2022: 2 patents2023: 1 patents20232024: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12418761 Diaphragm for microspeaker and manufacturing method thereof Chao Yang 2025-09-16
11894164 Stretchable conductors Ankit Mahajan, James Zhu, Saagar A. Shah, Mikhail L. Pekurovsky, Vivek Krishnan +7 more 2024-02-06 $71,957,000
11691381 Thermoformable beaded articles with removable stabilizing layer and methods thereof Matthew R.C. Atkinson, Mary M. Caruso Dailey, John C. Clark, Vivek Krishnan, Alexander J. Kugel +2 more 2023-07-04
11413846 Article featuring a predetermined pattern of randomly distributed microspheres and methods of making the same Toheeb B. Alabi, Kui Chen-Ho, John C. Clark, Jeremy P. Gundale, Vivek Krishnan +4 more 2022-08-16 $29,798,000
11390059 Decorative article featuring a microscopic periodic pattern and methods of making the same John C. Clark, Samad Javid, Vivek Krishnan, Alexander J. Kugel, Aaron K. Nienaber +1 more 2022-07-19 $43,383,000
11112544 Truncated beadfilm constructions and methods of making the same John C. Clark, John J. Gagliardi, Kevin W. Gotrik, Alexander J. Kugel, Jean A. Tangeman 2021-09-07 $47,026,000
10854355 Method of making a stretchable conductor Ankit Mahajan, James Zhu, Saagar A. Shah, Mikhail L. Pekurovsky, Vivek Krishnan +7 more 2020-12-01 $65,919,000
10844160 Flexible microsphere articles having high temperature stability John C. Clark, Alexander J. Kugel, Vivek Krishnan, Abdullahi A. Mohamud 2020-11-24 $56,473,000
10513626 Stain resistant microsphere articles John C. Clark, Tatsuo Fukushi, Thomas P. Klun, Vivek Krishnan, Alexander J. Kugel +3 more 2019-12-24 $43,769,000
10442967 Chemical resistant microsphere articles Abdullahi A. Mohamud, Mary M. Caruso Dailey, Benjamin G. Sonnek 2019-10-15 $34,130,000
10245812 Dual cure stain resistant microsphere articles John C. Clark, Thomas P. Klun, Steven J. McMan, Abdullahi A. Mohamud, Alexander J. Kugel +1 more 2019-04-02 $44,832,000
10239277 Flexible microsphere articles having high temperature stability Alexander J. Kugel, John C. Clark, Vivek Krishnan 2019-03-26 $49,045,000
9976065 Polyurethane laminating adhesive composition Jingjing Ma, Mary M. Caruso Dailey, Dmitri D. Iarikov, Alexander J. Kugel, Yongshang Lu 2018-05-22 $27,370,000
9868832 Thermoformable microsphere articles Joseph D. Rule, Vivek Krishnan, John C. Clark, Steven J. McMan, Toheeb B. Alabi +3 more 2018-01-16 $146,367,000
9650499 Thermoformable microsphere articles Joseph D. Rule, Vivek Krishnan, John C. Clark, Steven J. McMan, Toheeb B. Alabi +3 more 2017-05-16 $25,157,000
9383482 Antireflective films comprising microstructured surface Christopher P. Tebow, Tri D. Pham, Steven H. Kong, Joseph T. Aronson, Kyle J. Lindstrom +6 more 2016-07-05 $35,832,000
9296904 Coating compositions comprising non-ionic surfactant exhibiting reduced fingerprint visibility Richard J. Pokorny, Thomas P. Klun, David B. Olson, Joan M. Noyola, Michelle L. Toy +1 more 2016-03-29 $25,015,000
9296905 Coating compositions comprising non-ionic surfactant exhibiting reduced fingerprint visibility Richard J. Pokorny, Thomas P. Klun, David B. Olson, Joan M. Noyola, Michelle L. Toy +1 more 2016-03-29 $25,015,000
9247736 Antimicrobial adhesive films Caroline M. Ylitalo, Mahfuza B. Ali, Gerald R.A. Hofmann, Matthew T. Scholz, Alphonsus V. Pocius +1 more 2016-02-02 $57,642,000
8981151 Perfluoropolyether urethane additives having (meth)acryl groups and hard coats Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite +1 more 2015-03-17 $13,413,000
8742022 Coating compositions comprising non-ionic surfactant exhibiting reduced fingerprint visibility Richard J. Pokorny, Thomas P. Klun, David B. Olson, Joan M. Noyola, Michelle L. Toy +1 more 2014-06-03 $13,840,000
8729211 Perfluoropolyether urethane additives having (meth)acryl groups and hard coats Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite +1 more 2014-05-20 $19,241,000
8659829 Multilayer film comprising matte surface layer and articles Michael E. Lauters, Joan M. Noyola 2014-02-25 $17,827,000
8611010 Substrate comprising unmatched refractive index primer at optically significant thickness Marc D. Radcliffe, Christopher P. Tebow, Mark J. Pellerite 2013-12-17 $17,242,000
8476398 Perfluoropolyether urethane additives having (meth)acryl groups and hard coats Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite +1 more 2013-07-02 $23,810,000