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

Toshio Kitamura

SHShofu: 14 patents #5 of 145Top 4%
CPChugai Pharmaceutical: 6 patents #147 of 1,238Top 15%
NCNissan Diesel Motor Co.: 5 patents #15 of 125Top 15%
SCSchering: 4 patents #698 of 2,442Top 30%
SCSumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
UNUnknown: 2 patents #12,644 of 83,584Top 20%
ACAsahi Glass Co.: 2 patents #833 of 2,251Top 40%
SLSciocs Company Limited: 2 patents #14 of 41Top 35%
MCMitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
ANAndroscience: 1 patents #11 of 12Top 95%
Hitachi, CA: #2 of 9 inventorsTop 25%
Overall (All Time): #80,434 of 4,157,543Top 2%
39 Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
7291095 Automatic start control apparatus of vehicle Yuuichi Ichikawa, Akihisa Hayashi, Isao Okamoto, Osamu Isobe 2007-11-06
7261673 Apparatus for controlling automatic transmission Yuuichi Ichikawa, Akihisa Hayashi, Isao Okamoto, Osamu Isobe 2007-08-28
7125659 Method and screening candidate compounds for drug against tumor Hitoshi Kiyoi, Tomoki Naoe, Masayuki Towatari 2006-10-24
6995009 Packaging cell Sumiyo Morita 2006-02-07
6890735 TSG-like gene Sumiyo Morita 2005-05-10
6866998 Cellular assays for identifying signaling peptides Tetsuo Kojima 2005-03-15
5883153 Fluoride ion sustained release preformed glass ionomer filler and dental compositions containing the same Thomas A. Roberts, Kozo Miyai, Kunio Ikemura, Kiyomi Fuchigami 1999-03-16
5705611 Human GM-CSF receptor component Kazuhiro Hayashida, Atsushi Miyajima 1998-01-06
5639605 Human interleukin-3 receptor component Atsushi Miyajima 1997-06-17
5541063 Human interleukin-3 receptor .alpha. subunit Atsushi Miyajima 1996-07-30
5112961 DNA encoding subunits of a high affinity GM-CSF receptor Kazuhiro Hayashida, Atsushi Miyajima 1992-05-12
4486512 Radioactive waste sealing container Seiichi Tozawa, Seii Sugimoto 1984-12-04
4383963 Process for annealing heat fused cast refractory product Koji Ohashi, Yutaka Hosoda 1983-05-17
4348485 Spinel type fused refractory product Koji Oohasi, Yutaka Hosoda, Eiichi Kudo 1982-09-07