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

Masahiro Ando — 37 Patents

Canon: 22 patents #2,832 of 19,416Top 15%
Sony: 4 patents #8,966 of 25,231Top 40%
TCToyoda Gosei Co.: 3 patents #706 of 2,296Top 35%
FCFunai Electric Co.: 3 patents #330 of 943Top 35%
OMOmron: 2 patents #1,275 of 3,089Top 45%
TCToyoda Co.: 1 patents #1 of 11Top 10%
FIFujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Hitachi: 1 patents #17,742 of 28,497Top 65%
MCMitsumi Electric Co.: 1 patents #527 of 935Top 60%
TCToshiba Ceramics Co.: 1 patents #190 of 458Top 45%
TCToshiba Monofrax Co.: 1 patents #11 of 25Top 45%
Osaka, IL: #4 of 8 inventorsTop 50%
Overall (All Time): #89,914 of 4,157,543Top 3%
37 Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
6679282 Valve attached to fuel tank Tomohide Aoki, Hiroaki Kito, Hiroshi Nishi, Kenichiro Kaneko, Masayuki Nakagawa 2004-01-20
6557943 Cable guide structure 2003-05-06
6288891 Movable display apparatus Masahide Hasegawa, Shouichi Ibaraki 2001-09-11
6208330 Coordinate input apparatus and its control method Masahide Hasegawa, Shoichi Ibaraki 2001-03-27
5907661 Video data recording and/or reproducing apparatus Motokazu Kashida, Mitsuru Owada, Akio Fujii, Makoto Gohda 1999-05-25
5817274 Method of manufacturing aluminum nitride Hiroaki Kotaka, Hidenori Yamaoka, Shuitsu Matsuo, Mikiya Fujii, Hiroyuki Terada +1 more 1998-10-06
5642240 Video data recording and/or reproducing apparatus with control of read/write operation of a memory based on boundary positions of the pictures in the video signals Motokazu Kashida, Mitsuru Owada, Akio Fujii, Makoto Gohda 1997-06-24
5568339 Recording and/or reproducing device operable with a plurality of different size cassettes 1996-10-22
5523906 Recording and/or reproducing apparatus having mechanism for causing rotary drum and tape cassette to relatively come close to each other Takashi Kimura 1996-06-04
4917328 Reel driving mechanism Junji Kobayashi, Makoto Fujiki, Takashi Kimura, Hidetoshi Matsuoka 1990-04-17
4907110 Tape loading device for recording and/or reproducing apparatus 1990-03-06
4868924 Cassette loading device Osamu Morita, Kazunori Kashimura, Takahide Sasaki, Kouichi Chikamoto, Koji Takahasi +1 more 1989-09-19