Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MA

Masayuki Abe — 88 Patents

Canon: 33 patents #1,573 of 19,416Top 9%
NSNippon Steel: 9 patents #228 of 4,423Top 6%
NMNippon Steel & Sumitomo Metal: 7 patents #120 of 1,491Top 9%
Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
NTNTT: 5 patents #1,080 of 4,871Top 25%
OUOsaka University: 4 patents #157 of 1,984Top 8%
KAKao: 3 patents #1,053 of 3,221Top 35%
Hitachi: 3 patents #10,712 of 28,497Top 40%
SHShimadzu: 3 patents #606 of 2,007Top 35%
KSKabushiki Kaisha Sankei: 2 patents #3 of 13Top 25%
KAKaneka: 2 patents #598 of 1,525Top 40%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
MIMitsubishi Cable Industries: 1 patents #162 of 372Top 45%
HCHitachi Media Electronics Co.: 1 patents #130 of 214Top 65%
HCHonda Engineering Co.: 1 patents #2 of 19Top 15%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KIKansai Research Institute: 1 patents #5 of 8Top 65%
KCKao Soap Co.: 1 patents #82 of 203Top 45%
AKAsahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MTMiyachi Technos: 1 patents #22 of 43Top 55%
OMOmron: 1 patents #1,808 of 3,089Top 60%
TCTohoku Ricoh Co.: 1 patents #101 of 204Top 50%
Overall (All Time): #18,832 of 4,157,543Top 1%
88 Patents All Time

Issued Patents All Time

Showing 76–88 of 88 patents

Patent #TitleCo-InventorsDate
5385681 Scouring agent composition for fabric Toshio Sato, Jureerut Phiu-On 1995-01-31
5284535 Method of manufacturing an austenitic stainless steel sheet and a manufacturing system for carrying out the same Yoshiyuki Ueshima, Kenichi Miyazawa, Toshiaki Mizoguchi 1994-02-08
5282871 Spinning lubricant composition for acrylic fiber Koichi Yamane, Masaki Itabashi, Jose S. Comas 1994-02-01
5203073 Apparatus for assembling exterior parts of a motorcar Katuo Kotake, Michihiro Kitahama, Keizaburo Otaki, Akira Miyazaki, Shoji Okahara +4 more 1993-04-20
5190676 High-speed spinning oil composition containing an organophosphoric ester salt and an oxyalkylene polymer Koichi Yamane 1993-03-02
5150506 Method of assembling exterior parts of a motorcar onto a motorcar body Katuo Kotake, Michihiro Kitahama, Keizaburo Otaki, Akira Miyazaki, Shoji Okahara +4 more 1992-09-29
5107891 Safety device for gas welding 1992-04-28
5030296 Process for production of Cr-Ni type stainless steel sheet having excellent surface properties and material quality Masanori Ueda, Shinichi Teraoka, Hidehiko Sumitomo, Toshiyuki Suehiro, Shigeru Minamino 1991-07-09
4883544 Process for preparation of austenitic stainless steel having excellent seawater resistance Masanori Ueda, Kensai Shitani, Tetsuo Yoshimoto, Hiroki Yamamoto, Fumio Kurosawa 1989-11-28
4752117 Objective lens driving device Atsushi Ichikawa, Akio Yabe, Hideo Onuki, Shigefumi Hida 1988-06-21
4497003 Disc positioning device Junichi Ikoma, Kenzi Abiko 1985-01-29
4252540 Stabilizer for mixture fuels Masaaki Yamamura, Noboru Moriyama 1981-02-24
4233582 Deflection yoke for use with wide angle deflection system Yuji Fujihira 1980-11-11