SH

Shigenobu Hirano

Ricoh Company: 47 patents #255 of 9,818Top 3%
Overall (All Time): #59,634 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12265225 Light guide member and display device Naoki Nakamura, Masahiro Itoh, Susumu Momma, Yoshifumi Sudoh, Shun OKAZAKI +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, Yasuo Katano, Kenji Kameyama, 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 Yasuo Katano, Kenji Kameyama, Norikazu IGARASHI, Satomi Tanaka, Naoki Nakamura 2024-04-16
11656461 Head-mounted display device with adjuster Aino Hasegawa, Yasuo Katano, Kenji Kameyama, Norikazu IGARASHI, Naoki Nakamura +4 more 2023-05-23
11209713 Electrochromic element and electrochromic dimming element Satoshi Yamamoto, Kazukiyo Nagai, Tamotsu Horiuchi, Keiichiroh Yutani, Sukchan Kim +10 more 2021-12-28
11143870 Display apparatus and display method Norikazu IGARASHI, Yasuo Katano, Kenji Kameyama, Takashi Maki, Yuuto GOTOH +4 more 2021-10-12
11053267 Electrochromic compound, electrochromic composition, and display element Toshiya Sagisaka, Hiroyuki Takahashi, Takashi Okada, Tohru Yashiro, Koh Fujimura +7 more 2021-07-06
10988684 Electrochromic compound, electrochromic composition, electrochromic element, and electrochromic dimming element Toshiya Sagisaka, Satoshi Yamamoto, Takashi Okada, Masato Shinoda, Fuminari Kaneko +3 more 2021-04-27
10942354 Monocular image display device Yasuo Katano, Ikue Kawashima, Kenji Kameyama, Takashi Maki, Yuuto GOTOH +2 more 2021-03-09
10670421 Apparatus, system, and method of information sharing, and recording medium Yuuto GOTOH, Ikue Kawashima, Yasuo Katano, Takashi Maki, Kenji Kameyama +5 more 2020-06-02
10626133 Electrochromic compound, electrochromic composition, and display element Toshiya Sagisaka, Hiroyuki Takahashi, Takashi Okada, Tohru Yashiro, Koh Fujimura +7 more 2020-04-21
10339896 Head-mounted display apparatus, and display method Yuuma Usui, Ikue Kawashima, Yasuo Katano, Aino Hasegawa, Atsushi Ohshima 2019-07-02
10281793 Electrochromic dimming device and electrochromic driving device Atsushi Ohshima, Keiichiroh Yutani, Takahiko Matsumoto, Hidekazu Yaginuma, Kazuaki Tsuji +6 more 2019-05-07
10093693 Electrochromic compound, electrochromic composition, and display element Toshiya Sagisaka, Hiroyuki Takahashi, Takashi Okada, Tohru Yashiro, Koh Fujimura +7 more 2018-10-09
10012885 Electrochromic display device Yoshinori Okada, Yoshihisa Naijo, Tohru Yashiro, Hiroyuki Takahashi, Toshiya Sagisaka +5 more 2018-07-03
9932522 Electrochromic compound, electrochromic composition, display element, and dimming element Daisuke Goto, Toshiya Sagisaka, Satoshi Yamamoto, Mamiko Inoue, Tohru Yashiro +9 more 2018-04-03
9829762 Electrochromic display element, display device, information system, and electrochromic dimming lens Hiroyuki Takahashi, Tamotsu Horiuchi, Tohru Yashiro, Keiichiroh Yutani, Yoshinori Okada +8 more 2017-11-28
9688706 Electrochromic compound, electrochromic composition, display element, and dimming element Mamiko Inoue, Masaomi Sasaki, Tohru Yashiro, Keiichiroh Yutani, Yoshinori Okada +9 more 2017-06-27
9632385 Electrochromic display device with intermediate display electrode containing electrically conductive fine particle and a method for manufacturing such device Yoshinori Okada, Tohru Yashiro, Yoshihisa Naijo, Sukchan Kim, Koh Fujimura +5 more 2017-04-25
9500926 Electrochromic display element and image display device Koh Fujimura, Tohru Yashiro, Hiroyuki Takahashi, Yoshinori Okada, Yoshihisa Naijo +3 more 2016-11-22
9389480 Method for manufacturing an electrochromic display device and an electrochromic display device having through-hole in display electrode Yoshihisa Naijo, Tohru Yashiro, Yoshinori Okada, Sukchan Kim, Koh Fujimura +2 more 2016-07-12
9304368 Electrochromic device and production method thereof Tohru Yashiro, Toshiya Sagisaka, Mamiko Inoue, Hiroyuki Takahashi, Koh Fujimura +6 more 2016-04-05
9069222 Electrochromic display element and display device Yoshihisa Naijo, Tohru Yashiro, Yoshinori Okada, Koh Fujimura, Kazuaki Tsuji +4 more 2015-06-30
9041997 Electro-chromic display element, display apparatus, and driving method Hiroyuki Takahashi, Tohru Yashiro, Koh Fujimura, Akishige Murakami, Yoshihisa Naijo +3 more 2015-05-26