TN

Toru Nakazawa

MC Mita Industrial Co.: 18 patents #19 of 891Top 3%
SE Seiko Epson: 10 patents #1,850 of 7,774Top 25%
Canon: 8 patents #7,260 of 19,416Top 40%
TU Tohoku University: 7 patents #68 of 1,680Top 5%
AC Alps Electric Co.: 5 patents #368 of 2,177Top 20%
TO Topcon: 2 patents #309 of 684Top 50%
MI Massachusetts Eye And Ear Infirmary: 2 patents #80 of 293Top 30%
TT The University Of Tokyo: 2 patents #500 of 2,633Top 20%
RI Riken: 1 patents #679 of 1,824Top 40%
SC Square Enix Co.: 1 patents #175 of 391Top 45%
TC Tohoku Techno Arch Co.: 1 patents #52 of 193Top 30%
KC Kowa Company: 1 patents #310 of 562Top 60%
WC Wakamoto Pharmaceutical Co.: 1 patents #45 of 99Top 50%
ML Mitsubishi Paper Mills Limited: 1 patents #256 of 458Top 60%
KC Kobelco Construction Machinery Co.: 1 patents #243 of 422Top 60%
NE Nec: 1 patents #7,889 of 14,502Top 55%
PO Polaroid: 1 patents #513 of 898Top 60%
Overall (All Time): #44,473 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
4419429 Sensitized electrophotographic photosensitive composition 1983-12-06
4413047 Cadmium photoconductor with (dialkylpyrophosphato) organic titanate additive Yoshiaki Kato, Akira Fushida, Hideo Fukuda, Yasushi Kamezaki, Hideyuki Sasaki 1983-11-01
4413046 Disazo photoconductor with nitrophthalic anhydride sensitizer Akira Fushida 1983-11-01
4260238 Transfer type electrostatic copying apparatus Nobuhiko Kozuka 1981-04-07
4226928 Laminated photosensitive material for electrophotography Keiichi Nagahashi, Tatsuo Aizawa 1980-10-07
4214907 Photosensitive material for electrophotography having a polyvinyl carbazole derivative, phthalocyanine, and an electron-acceptor Keiichi Nagahashi, Tatsuo Aizawa 1980-07-29