MS

Masayuki Sakamoto

SI Sumitomo Rubber Industries: 36 patents #27 of 1,637Top 2%
Sharp Kabushiki Kaisha: 13 patents #1,272 of 10,731Top 15%
NT NTT: 4 patents #1,310 of 4,871Top 30%
Canon: 4 patents #10,118 of 19,416Top 55%
TK Terumo Kabushiki Kaisha: 4 patents #338 of 1,558Top 25%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
NN Ntt Mobile Communications Network: 1 patents #141 of 253Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
NC Nitto Electric Industrial Co.: 1 patents #106 of 298Top 40%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
📍 Kasai, JP: #39 of 5,842 inventorsTop 1%
Overall (All Time): #31,738 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 26–50 of 67 patents

Patent #TitleCo-InventorsDate
7078143 Electrophotographic photoreceptor and method for producing the same Masaki Hashimoto, Kazushige Morita, Mikio Kakui, Yuji Tanaka 2006-07-18
6889020 VIBRATION INSULATING MEMBER FITTING METHOD, VIBRATION INSULATING MEMBER FITTING DEVICE, VIBRATION INSULATING MEMBER, VIBRATION INSULATING MEMBER RECOVERING METHOD, AND VIBRATION INSULATING MEMBER RECOVERING DEVICE Koichi Toriyama, Rikiya Matsuo, Mikio Kakui, Hiroshi Sugimura, Masanori Matsumoto 2005-05-03
6814118 Pneumatic tire with specified airtight layer on inner surface Yasuhiro Narahara, Takuji Kusumoto, Yoshiyuki Kawai, Atsushi Yamakage, Yutaka Kuroda +1 more 2004-11-09
6775497 Electrophotographic photosensitive body with hollow base and filler element, electrophotographic apparatus using same Hiroshi Sugimura, Koichi Toriyama, Mikio Kakui, Rikiya Matsuo, Hisayuki Utsumi +1 more 2004-08-10
6717677 Film defect inspection method for a film formed on a substrate Sayaka Fujita, Yoichi Takesawa, Yoshihide Shimoda, Tatsuhiro Morita, Rikiya Matsuo +1 more 2004-04-06
6696214 Electrophotographic photoreceptor, process for production thereof, and image-forming apparatus using same Satoshi Katayama, Mikio Kakui, Tatsuhiro Morita, Sayaka Fujita, Tadashi Nakamura 2004-02-24
6573105 Test method and control method for coating liquid for electrophotographic photoconductor Tomoko Kanazawa, Yoshihide Shimoda, Sayaka Fujita, Tadashi Nakamura, Tatsuhiro Morita 2003-06-03
6491081 Method of manufacturing radial tire having wound band Yutaka Kuroda, Toshihiko Omokawa, Kazuya Suzuki 2002-12-10
6418993 Pneumatic tire Susumu Tanaka, Hiroshi Matsui 2002-07-16
6398533 Tire mold Masahiro Hanya, Emiko Yamamoto, Ryo Ono 2002-06-04
6321806 Pneumatic tire with rim flange holder 2001-11-27
6258189 Method and apparatus for manufacturing tire Takuya Mizuta, Seiki Yamada, Kazuya Suzuki, Susumu Tanaka, Yukio Endo +1 more 2001-07-10
6258500 Photosensitive body for electrophotographical use and manufacturing method thereof Hideaki Taniguchi, Yasutaka Maeda, Masaya Tsugoshi, Makoto Kurokawa 2001-07-10
6257290 Low-aspect tire Atsushi Yamakage, Kazuya Suzuki 2001-07-10
6251205 Method of manufacturing radial tire having wound band Yutaka Kuroda, Toshihiko Omokawa, Kazuya Suzuki 2001-06-26
6180300 Photosensitive body for electrophotographical use and manufacturing method thereof Hideaki Taniguchi, Yasutaka Maeda, Masaya Tsugoshi, Makoto Kurokawa 2001-01-30
6180299 Photosensitive body for electrophotographical use and manufacturing method thereof Hideaki Taniguchi, Yasutaka Maeda, Masaya Tsugoshi, Makoto Kurokawa 2001-01-30
6136484 Electrophotographic photoreceptor, process for production thereof, and image-forming apparatus using same Satoshi Katayama, Yoshihide Shimoda, Makoto Kurokawa, Mikio Kakui, Hiroko Ishibashi +5 more 2000-10-24
6047176 Mobile communication system and base station apparatus therefor Kazunori Iwasaki, Kunihiko Sekiya, Katsumi Yamagishi, Toru Tateishi, Katsumi Murano +1 more 2000-04-04
6033815 Photosensitive body for electrophotographical use and manufacturing method thereof Hideaki Taniguchi, Yasutaka Maeda, Masaya Tsugoshi, Makoto Kurokawa 2000-03-07
6006101 Mobile radio communication system, a mobile radio communication network and a mobile radio station in said mobile radio communication system 1999-12-21
5972142 Method of manufacturing radial tire having wound band Yutaka Kuroda, Toshihiko Omokawa, Kazuya Suzuki 1999-10-26
5938870 Pneumatic radial tire having inner carcass ply cord tension smaller than the outer carcass ply cord tension Toshihiko Omokawa, Masahiro Hanya 1999-08-17
5882452 Method and apparatus for manufacturing tire with reduced radial runout Takuya Mizuta, Seiki Yamada, Kazuya Suzuki, Susumu Tanaka, Yukio Endo +1 more 1999-03-16
5879485 Pneumatic radial tire including rubber spacer between axially adjacent carcass cords Yutaka Kuroda, Katsuhito Miura 1999-03-09