Katsumi Nakagawa

Canon: 138 patents #43 of 19,416Top 1%

PA Panasonic: 7 patents #3,841 of 21,108Top 20%

TT Tokyo Institute Of Technology: 6 patents #43 of 1,159Top 4%

Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%

JA Japan Science And Technology Agency: 3 patents #235 of 2,171Top 15%

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%

MC Moriroku Co.: 1 patents #12 of 45Top 30%

Merck: 1 patents #5,419 of 9,382Top 60%

Overall (All Time): #6,054 of 4,157,543Top 1%

152

Patents All Time

Issued Patents All Time

Showing 151–152 of 152 patents

Patent #	Title	Co-Inventors	Date
4255041	Automatic printing apparatus	Noboru Koumura, Toshiyuki Komatsu, Nobuhiro Takekawa, Motoharu Fujii	1981-03-10
4240739	Electrostatic copying apparatus	Noboru Koumura, Toshiyuki Komatsu, Nobuhiro Takekawa, Motoharu Fujii	1980-12-23