Yoshio Murakami

JI Japan Atomic Energy Research Institute: 11 patents #10 of 609Top 2%

KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%

SS Sumitomo Mitsubishi Silicon: 3 patents #15 of 146Top 15%

SU Sumco: 2 patents #160 of 464Top 35%

Rohm Co.: 2 patents #1,039 of 2,292Top 50%

SK Seiko Seiki Kabushiki Kaisha: 1 patents #47 of 125Top 40%

TO Tokuyama: 1 patents #280 of 562Top 50%

AU Az Electronic Materials Usa: 1 patents #76 of 135Top 60%

TS Tokuyama Soda: 1 patents #56 of 151Top 40%

MS Mitsubishi Materials Silicon: 1 patents #58 of 116Top 50%

MM Mitsubishi Metal: 1 patents #45 of 150Top 30%

NK Nihon Sinku Gijutsu Kabusiki: 1 patents #13 of 21Top 65%

OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%

OV Osaka Vacuum: 1 patents #5 of 15Top 35%

Overall (All Time): #139,776 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #	Title	Co-Inventors	Date
4583394	Device and method for leak location	Kenjiroh Obara, Tetsuya Abe, Yasuo Shimomura, Takemasa Shibata	1986-04-22
4582728	Process for preparing a titanium carbide film	Tetsuya Abe, Kounosuke Inagawa, Kenjiro Obara	1986-04-15
4190516	Cathode	Yoshihisa Kajimaya, Takahide Kojima, Shunji Matsuura	1980-02-26