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

Akihiro Kubota

OLOlympus: 14 patents #275 of 3,097Top 9%
OCOlympus Optical Co.: 11 patents #289 of 2,334Top 15%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
AEAlpine Electronics: 2 patents #159 of 637Top 25%
Nec: 1 patents #7,889 of 14,502Top 55%
NCNagano Japan Radio Co.: 1 patents #20 of 49Top 45%
TLTokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
Kokubunji, JP: #33 of 714 inventorsTop 5%
Overall (All Time): #80,532 of 4,157,543Top 2%
39 Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
6412956 Image projection system Manabu Fujita, Yasuhiro Komiya, Masaki Higurashi, Fujio Kosaka, Susumu Kobayashi 2002-07-02
6411361 Printing apparatus, image pickup apparatus and printing system with image pickup function Toru Hidaka, Susumu Kobayashi 2002-06-25
6304293 Solid-state image pick-up system having a color separating section controlled according to the detection of either a dynamic or a high sensitivity mode Yukihiro Sugimoto, Toshiyuki Noguchi, Hiroshi Itoh 2001-10-16
6005616 Frame-by-frame color image pickup apparatus Hiroshi Itoh, Yukihiro Sugimoto, Toshiyuki Noguchi 1999-12-21
5929513 Semiconductor device and heat sink used therein Yuichi Asano, Koichi Sibasaki, Kazuhiro Yonetake, Tsuyoshi Aoki 1999-07-27
5834831 Semiconductor device with improved heat dissipation efficiency Yuichi Asano, Koichi Sibasaki, Kazuhiro Yonetake, Tsuyoshi Aoki, Akira Takashima 1998-11-10
RE35109 Semiconductor device and method for fabricating the same Rikio Sugiura, Tsuyoshi Aoki, Michio Ono 1995-12-05
5343615 Semiconductor device and a process for making same having improved leads Michio Sono, Junichi Kasai, Masanori Yoshimoto, Keiichi Masaki 1994-09-06
5226582 Method for wire-bonding an integrated circuit Mitsunada Osawa 1993-07-13
5075567 Electronic switch circuit 1991-12-24
5043199 Resin tablet for plastic encapsulation and method of manufacturing of plastic encapsulation using the resin tablet Shitoshi Yoshida, Shigeru Sato, Kiyoshi Tunoda, Osamu Yamauchi 1991-08-27
4984059 Semiconductor device and a method for fabricating the same Rikio Sugiura, Tsuyoshi Aoki, Michio Ono 1991-01-08
4801997 High packing density lead frame and integrated circuit Michio Ono, Tsuyoshi Aoki, Osamu Inoue, Rikio Sugiura 1989-01-31
4698660 Resin-molded semiconductor device Tsuyoshi Aoki, Michio Ono, Rikio Sugiura 1987-10-06