TK

Takashi Kumagai

SE Seiko Epson: 52 patents #186 of 7,774Top 3%
Mitsubishi Electric: 26 patents #631 of 25,717Top 3%
SO Sony: 14 patents #3,108 of 25,231Top 15%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
Applied Materials: 2 patents #3,641 of 7,310Top 50%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
MA Makita: 2 patents #391 of 770Top 55%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
ML Mitsubishi Electric Lighting: 1 patents #8 of 29Top 30%
Overall (All Time): #12,830 of 4,157,543Top 1%
106
Patents All Time

Issued Patents All Time

Showing 101–106 of 106 patents

Patent #TitleCo-InventorsDate
5258994 Discharge-excited laser apparatus Kenyu Haruta, Akihiro Suzuki, Akihiko Iwata, Yasushi Minamitani, Hitoshi Wakata +1 more 1993-11-02
5122674 Semiconductor switching apparatus Hiroshi Itou, Akihiko Iwata, Tatsuki Okamoto, Yoshihiro Ueda, Shinji Murata +1 more 1992-06-16
5067007 Semiconductor device having leads for mounting to a surface of a printed circuit board Kanji Otsuka, Masao Kato, Mitsuo Usami, Shigeo Kuroda, Kunizo Sahara +7 more 1991-11-19
4774687 Advanced store-in system for a hierarchy memory device Toshihisa Taniguchi, Tsutomu Sumimoto 1988-09-27
4527253 Data searching apparatus Kazuhiro Sato, Takuo Ishizuka, Tadatsugu Ishizuka 1985-07-02
4484080 Shape detecting device 1984-11-20