OS

Osamu Sakamoto

SI Sanshin Industries: 9 patents #39 of 319Top 15%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
IH Ihi: 5 patents #152 of 1,178Top 15%
IC Ihi Machinery And Furnace Co.: 5 patents #6 of 26Top 25%
AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%
BK Bando Kagaku Kabushiki Kaisha: 3 patents #3 of 37Top 9%
YC Yanmar Holdings Co.: 2 patents #230 of 636Top 40%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
TA Taisei: 1 patents #56 of 224Top 25%
BI Bando Chemical Industries: 1 patents #176 of 303Top 60%
📍 Maibara, JP: #2 of 18 inventorsTop 15%
Overall (All Time): #81,581 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5475240 Contact structure of an interconnection layer for a semiconductor device and a multilayer interconnection SRAM 1995-12-12
5450828 Control device for fuel injection system Chitoshi Saito 1995-09-19
5387163 Vertical type multi-cylinder internal combustion engine Chitoshi Saito 1995-02-07
5373820 Cylinder fuel injection type two-cycle engine Chitoshi Saito 1994-12-20
5336461 Method for vulcanizing endless rubber belts Ken-ichi Ohtani, Masahiko Houzouji, Hiroshi Yamamoto 1994-08-09
5329902 Cylinder fuel injection type two-cycle internal combustion engine Chitoshi Saito, Seiichi Nishimura 1994-07-19
5256045 Apparatus for vulcanizing endless rubber belts Ken-ichi Ohtani, Masahiko Houzouji, Hiroshi Yamamoto 1993-10-26
5227343 Near infrared screening filter glass Takuo Osuka, Takahiro Nakayama 1993-07-13
5131375 Fuel injection type engine 1992-07-21
5054457 Water eliminating system for fuel injection system 1991-10-08
5041034 Generating device for marine propulsion engine 1991-08-20
5019118 Bearing structure for two-cycle internal combustion engine 1991-05-28
4901696 Ignition timing control system for internal combustion Kazuhiro Nakamura 1990-02-20
4594005 Fluid mixing method and apparatus Yasuhiko Tsuruta, Haruo Sasaki, Yasuo Tsukamoto, Kiyoshi Kudo 1986-06-10