KK

Kenji Kameyama

Ricoh Company: 34 patents #505 of 9,818Top 6%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #92,066 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
12265225 Light guide member and display device Naoki Nakamura, Masahiro Itoh, Susumu Momma, Shigenobu Hirano, Yoshifumi Sudoh +6 more 2025-04-01
12181673 Propagation optical system and virtual image display device Yoshifumi Sudoh, Naoki Nakamura, Masahiro Itoh, Susumu Momma, Shun OKAZAKI +7 more 2024-12-31
12099207 Virtual image display device Naoki Nakamura, Shiori OHSUGI, Shigenobu Hirano, Yasuo Katano, Norikazu IGARASHI +6 more 2024-09-24
11960096 Head-mounted display device containing relay optical system between image display unit and light guide member and display system Shigenobu Hirano, Yasuo Katano, Norikazu IGARASHI, Satomi Tanaka, Naoki Nakamura 2024-04-16
11656461 Head-mounted display device with adjuster Aino Hasegawa, Shigenobu Hirano, Yasuo Katano, Norikazu IGARASHI, Naoki Nakamura +4 more 2023-05-23
11143870 Display apparatus and display method Norikazu IGARASHI, Shigenobu Hirano, Yasuo Katano, Takashi Maki, Yuuto GOTOH +4 more 2021-10-12
10942354 Monocular image display device Yasuo Katano, Shigenobu Hirano, Ikue Kawashima, Takashi Maki, Yuuto GOTOH +2 more 2021-03-09
10670421 Apparatus, system, and method of information sharing, and recording medium Yuuto GOTOH, Shigenobu Hirano, Ikue Kawashima, Yasuo Katano, Takashi Maki +5 more 2020-06-02
9500683 Arbitration device, arbitration method, and computer program product Yukio Fujiwara, Hidenori Tomono, Takeo Tsukamoto, Fumio Yoshizawa, Keisuke Konishi +5 more 2016-11-22
9207268 Type determination apparatus, type determination method, and computer-readable storage medium Yukio Fujiwara, Takeo Tsukamoto, Hidenori Tomono, Takanori Inadome, Hideaki Aratani +2 more 2015-12-08
9089644 Administration apparatus, operating method thereof and administration method Yuki Kitaoka, Masanobu Nishimiya 2015-07-28
8223171 Image processing apparatus and image display apparatus Kenji Namie, Toshiharu Murai, Masaki Ninomiya 2012-07-17
7733317 Image display apparatus and alternative current drive method Toshiharu Murai, Kazuhiro Fujita, Toshiaki Tokita, Yasuyuki Takiguchi 2010-06-08
7551805 Converting the resolution of an image using interpolation and displaying the converted image Kenji Namie, Toshiharu Murai 2009-06-23
7505714 Image forming device Shoji Asanuma, Shuji Tanaka, Manabu Nonaka, Kazumasa Ishikawa, Taku Kudoh +8 more 2009-03-17
7345733 Light deflection element, light deflection device and image display device Hiroyuki Sugimoto, Toshiaki Tokita, Yumi Matsuki, Shigeaki Nimura, Masanori Kobayashi +2 more 2008-03-18
7322700 Image display apparatus Kazuya Miyagaki, Takanobu Osaka, Ikuo Katoh, Atsushi Takaura, Kenji Namie +1 more 2008-01-29
7125121 Image display apparatus Kazuya Miyagaki, Takanobu Osaka, Ikuo Katoh, Atsushi Takaura, Kenji Namie +1 more 2006-10-24
7057700 Light deflection element, light deflection device and image display device Hiroyuki Sugimoto, Toshiaki Tokita, Yumi Matsuki, Shigeaki Nimura, Masanori Kobayashi +2 more 2006-06-06
6497488 Illumination system and projector Satoshi Yamauchi, Kazuya Miyagaki, Yasuyuki Takiguchi 2002-12-24
6320571 Bistable liquid crystal display device Hiroyuki Takahashi 2001-11-20
6295140 Document reading apparatus having a white platen roller 2001-09-25
6061042 Liquid crystal display device Hiroyuki Takahashi, Yasuyuki Takiguchi, Akihiko Kanemoto, Fuminao Matsumoto, Kazuya Miyagaki 2000-05-09
5983054 Method and image forming apparatus for preventing the use of unsuitable process cartridges 1999-11-09
5934661 Friction paper-feed method and apparatus capable of preventing paper-feed failure caused by slippage 1999-08-10