TI

Tetsuo Iijima

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
NT NTT: 3 patents #1,627 of 4,871Top 35%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
Overall (All Time): #299,887 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8466549 Semiconductor device for power conversion Kentaro Ochi, Akira Mishima, Takuro Kanazawa, Katsuo Ishizaka, Norio Kido 2013-06-18
8035222 Semiconductor device Kentaro Ochi, Akira Mishima, Takuro Kanazawa, Katsuo Ishizaka, Norio Kido 2011-10-11
7872348 Semiconductor device Kentaro Ochi, Akira Mishima, Takuro Kanazawa, Katsuo Ishizaka, Norio Kido 2011-01-18
7482861 Semiconductor integrated circuit device, and method of manufacturing the same Atsushi Fujiki 2009-01-27
7312501 Semiconductor device Katuo Ishizaka 2007-12-25
6847058 Semiconductor device Katuo Ishizaka 2005-01-25
6218889 Semiconductor integrated circuit device, and method of manufacturing the same Atsushi Fujiki 2001-04-17
6148536 Two-fluid nozzle and device employing the same nozzle for freezing and drying liquid containing biological substances 2000-11-21
5656498 Freeze-dried blood cells, stem cells and platelets, and manufacturing method for the same Yoshikazu Ishii, Nobuhiro Funakoshi, Keiji Okada 1997-08-12
5642252 Insulated gate semiconductor device and driving circuit device and electronic system both using the same Kozo Sakamoto, Isao Yoshida, Shigeo Otaka, Harutora Shono, Ken Uchid +2 more 1997-06-24
5502338 Power transistor device having collector voltage clamped to stable level over wide temperature range Minoru Suda, Masatoshi Nakasu 1996-03-26
5397914 Power transistor device including power transistors in darlington connection and zener diode which is coupled between collector and base of power transistors and which is formed in polysilicon film Minoru Suda, Masatoshi Nakasu 1995-03-14
5196354 Method of manufacturing semiconductor device with controlled carrier lifetime Shigeo Ohtaka, Akio Andoo 1993-03-23
5051970 Magneto-optic recording system with overwrite capability Osamu Ishii, Koutarou Nonaka, Iwao Hatakeyama 1991-09-24
4831424 Insulated gate semiconductor device with back-to-back diodes Isao Yoshida, Takeaki Okabe, Mitsuo Ito, Kazutoshi Ashikawa 1989-05-16
4688323 Method for fabricating vertical MOSFETs Isao Yoshida, Takeaki Okabe, Mitsuo Ito, Kazutoshi Ashikawa 1987-08-25