MY

Masafumi Yamada

Ricoh Company: 21 patents #1,013 of 9,818Top 15%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
UN Unitika: 3 patents #87 of 620Top 15%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
ZE Zeon: 1 patents #435 of 734Top 60%
Overall (All Time): #122,975 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
11970194 Terminal device and data management method Mototsugu KOZAKI, Yoko ITADO 2024-04-30
11472202 Medium heating device which intermittently applies heat to a contact heater and an infrared heater 2022-10-18
11383528 Liquid discharge apparatus 2022-07-12
11014380 Image forming apparatus with pre-heat and post-heat control Osamu Kizaki, Shizuho Katahira, Junji Nakai 2021-05-25
11007796 Image forming apparatus and control method Osamu Kizaki, Junji Nakai, Shizuho Katahira 2021-05-18
10960908 Train equipment management system, train equipment management method and computer readable medium Takeshi Takeuchi, Norimitsu Nagashima 2021-03-30
10807388 Image forming apparatus and method for controlling plurality of heaters in image forming apparatus Osamu Kizaki, Junji Nakai, Shizuho Katahira 2020-10-20
10787003 Treatment-liquid application device, drying device, and liquid discharge apparatus Ryuuya Moriya 2020-09-29
10556449 Liquid discharge apparatus and image forming method Junji Nakai 2020-02-11
10232641 Drying device and liquid discharging device 2019-03-19
9550375 Inkjet image forming apparatus Takuma Nakamura, Tetsurou Sasamoto 2017-01-24
9327524 Dryer and inkjet image forming apparatus Takuma Nakamura, Tetsurou Sasamoto 2016-05-03
8637152 Packaging material Kenjin Shiba, Takuma Yano, Takamasa Yoshino 2014-01-28
8535774 Release sheet Nobuyasu Okumura, Kenjin Shiba 2013-09-17
8494427 Fixing device, image forming apparatus, and fixing method Kazuya Nagao, Takuma Nakamura, Yuichi Aoyama, Shunichi Abe, Tetsurou Sasamoto +1 more 2013-07-23
8472852 Fixing device and image forming apparatus Yuichi Aoyama, Takuma Nakamura, Tetsurou Sasamoto, Shunichi Abe 2013-06-25
8428503 Fixing device and image forming apparatus Tetsurou Sasamoto, Takuma Nakamura, Yuichi Aoyama, Takanori Inadome, Kazuya Nagao +1 more 2013-04-23
8373678 Electronics device having projector module 2013-02-12
8170457 Fixing device and image forming apparatus Yuichi Aoyama, Yasuo Katano, Yukimichi Someya, Takuma Nakamura, Tetsurou Sasamoto +1 more 2012-05-01
8023877 Image forming apparatus capable of forming glossy color image Kazuhisa Sudo, Mikio Ishibashi, Yukiko Iwasaki, Megumi Ohtoshi, Reki Nakamura +2 more 2011-09-20
7960084 Method of preparing information recording medium Nobuyuki Koinuma, Mikio Ishibashi, Kazuhisa Sudo, Megumi Ohtoshi, Reki Nakamura +2 more 2011-06-14
7883089 Image forming apparatus Kazuhisa Sudo, Mikio Ishibashi, Megumi Ohtoshi, Reki Nakamura, Toshihiro Sugiyama +3 more 2011-02-08
7865121 Image forming apparatus and recording medium Yukiko Iwasaki, Kazuhisa Sudo, Reki Nakamura, Mikio Ishibashi, Nobuyuki Koinuma +3 more 2011-01-04
7817953 Image recording medium, sheet feeding device, and image forming apparatus Mikio Ishibashi, Reki Nakamura, Kazuhisa Sudo, Megumi Ohtoshi, Toshihiro Sugiyama +4 more 2010-10-19
7666941 Aqueous polyolefin resin dispersion, process for producing the same, and water-based coating material comprising the same Kenjin Shiba, Shoji Okamoto 2010-02-23