MS

Masahiko Satoh

Ricoh Company: 56 patents #164 of 9,818Top 2%
TL Tokyo Electron Limited: 3 patents #2,069 of 5,567Top 40%
FI Fujikin Incorporated: 3 patents #115 of 318Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
JU Juki: 1 patents #119 of 281Top 45%
KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%
Overall (All Time): #34,809 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #TitleCo-InventorsDate
10935911 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more 2021-03-02
9983526 Fixing device and image forming apparatus including same Takeshi Uchitani, Kenji Ishii, Tadashi Ogawa, Teppei Kawata, Arinobu Yoshiura +19 more 2018-05-29
9971289 Image forming apparatus Takamasa Hase, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani, Tadashi Ogawa +14 more 2018-05-15
9939761 Fixing device and image forming apparatus that include a separation aid disposed downstream from the fixing nip Kenji Nozawa, Masami Okamoto, Keisuke Kubota, Yuuki Kikushima, Shuutaroh Yuasa +3 more 2018-04-10
9927748 Fixing device and image forming apparatus Hiroshi Yoshinaga, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Hiromasa Takagi +12 more 2018-03-27
9835195 Bolt-locking apparatus, mounting method thereof and mounting jig Norihiko Amikura, Satoshi Kagatsume, Yukio Naito, Satoshi Muto, Tomohiro Nakata +2 more 2017-12-05
9811031 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more 2017-11-07
9727008 Fixing device and image forming apparatus including the fixing device Teppei Kawata, Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga, Takeshi Uchitani +13 more 2017-08-08
9715203 Fixing device and image forming apparatus including same Takeshi Uchitani, Kenji Ishii, Tadashi Ogawa, Teppei Kawata, Arinobu Yoshiura +19 more 2017-07-25
9690243 Image forming apparatus including a fixing device that includes a radiant heat heating source and a fixing member that rotates before an abnormality solved Takamasa Hase, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani, Tadashi Ogawa +14 more 2017-06-27
9507306 Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including same Takeshi Uchitani, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +13 more 2016-11-29
9494180 Bolt-locking apparatus, mounting method thereof and mounting jig Norihiko Amikura, Satoshi Kagatsume, Yukio Naito, Satoshi Muto, Tomohiro Nakata +2 more 2016-11-15
9454114 Fixing device and image forming apparatus including same Takamasa Hase, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more 2016-09-27
9405250 Fixing device capable of minimizing damage of endless rotary body and image forming apparatus incorporating same Tadashi Ogawa, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Takeshi Uchitani +12 more 2016-08-02
9367010 Fixing device and image forming device Hiromasa Takagi, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more 2016-06-14
9291967 Fixing device and image forming apparatus incorporating same Naoki Iwaya, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more 2016-03-22
9239559 Fixing device and image forming apparatus including same Takeshi Uchitani, Kenji Ishii, Tadashi Ogawa, Teppei Kawata, Arinobu Yoshiura +19 more 2016-01-19
9235177 Fixing device and image forming apparatus incorporating same Takuya Seshita, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Tadashi Ogawa +15 more 2016-01-12
9207596 Image forming apparatus including a fixing device Takamasa Hase, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani, Tadashi Ogawa +14 more 2015-12-08
9152108 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more 2015-10-06
9141047 Fixing device and image forming apparatus Takeshi Uchitani, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +15 more 2015-09-22
9103366 Bolt-locking apparatus, mounting method thereof and mounting jig Norihiko Amikura, Satoshi Kagatsume, Yukio Naito, Satoshi Muto, Tomohiro Nakata +2 more 2015-08-11
9069304 Image forming apparatus Takuya Seshita, Masaaki Yoshikawa, Hiroshi Yoshinaga, Naoki Iwaya, Hiromasa Takagi +12 more 2015-06-30
9063480 Fixing device, image forming device, and separating member Arinobu Yoshiura, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +13 more 2015-06-23
9063493 Fixing device Kensuke Yamaji, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +11 more 2015-06-23