NI

Naoki Iwaya

Ricoh Company: 125 patents #14 of 9,818Top 1%
Overall (All Time): #8,989 of 4,157,543Top 1%
126
Patents All Time

Issued Patents All Time

Showing 1–25 of 126 patents

Patent #TitleCo-InventorsDate
11703781 Fixing device and image forming apparatus which has an air flow generator and airflow guide 2023-07-18
11454910 NIP formation member having a base, a thermal conductor, and a stabilizer, and fixing device and image forming apparatus using the same Hitoshi Fujiwara 2022-09-27
11054774 Nip forming member, fixing device, and image forming apparatus Yoshiharu Takahashi, Hitoshi Fujiwara, Ippei Fujimoto, Yoshiki Yamaguchi 2021-07-06
11054775 Fixing device and image forming apparatus incorporating same Ryohei Matsuda, Yoshiharu Takahashi, Hitoshi Fujiwara 2021-07-06
10935911 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2021-03-02
10558154 Image forming apparatus incorporating pressing device Hiroshi Kajiyama, Hitoshi Fujiwara, Takuya Seshita, Takahiro Imada, Yoshiharu Takahashi +1 more 2020-02-11
10001735 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2018-06-19
9971289 Image forming apparatus Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more 2018-05-15
9927748 Fixing device and image forming apparatus Hiroshi Yoshinaga, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa +12 more 2018-03-27
9811031 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2017-11-07
9727008 Fixing device and image forming apparatus including the fixing device Teppei Kawata, Masahiko Satoh, Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga +13 more 2017-08-08
9708143 Belt device and image forming apparatus including same Yoshiki Hozumi, Masaharu Furuya, Yasufumi Takahashi, Naomi Sugimoto, Kazuchika Saeki 2017-07-18
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, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more 2017-06-27
9599934 Image forming apparatus having an angle adjuster for a tiltable support roller Yoshiki Hozumi, Naomi Sugimoto, Kazuchika Saeki, Yasufumi Takahashi, Masaharu Furuya 2017-03-21
9557692 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2017-01-31
9507306 Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa +13 more 2016-11-29
9499361 Belt conveyor unit and image forming apparatus including same Masaharu Furuya, Yoshiki Hozumi, Yasufumi Takahashi 2016-11-22
9501011 Fixing device and image forming apparatus including same Ippei Fujimoto, Akira Shinshi, Yoshiki Yamaguchi, Shuntaroh Tamaki, Hiroshi Yoshinaga +3 more 2016-11-22
9465331 Image forming apparatus Masakazu Imai, Tsutomu Kato, Osamu Ichihashi 2016-10-11
9454114 Fixing device and image forming apparatus including same Takamasa Hase, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2016-09-27
9417565 Conveyor system and image forming apparatus including same Yoshiki Hozumi, Yasufumi Takahashi, Masaharu Furuya, Naomi Sugimoto, Kazuchika Saeki 2016-08-16
9405242 Fixing device and image forming device Takamasa Hase, Kenji Ishii, Tadashi Ogawa, Teppei Kawata, Arinobu Yoshiura +12 more 2016-08-02
9405250 Fixing device capable of minimizing damage of endless rotary body and image forming apparatus incorporating same Tadashi Ogawa, Masahiko Satoh, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii +12 more 2016-08-02
9405270 Fixing device and image forming apparatus incorporating same Tadashi Ogawa, Kenji Ishii, Teppei Kawata, Arinobu Yoshiura, Toshihiko Shimokawa +8 more 2016-08-02
9367010 Fixing device and image forming device Hiromasa Takagi, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2016-06-14