TS

Toshinori Sugiyama

MA Maxell: 58 patents #8 of 437Top 2%
HM Hitachi Maxell: 22 patents #18 of 1,211Top 2%
HS Hitachi Industry & Control Solutions: 9 patents #5 of 84Top 6%
HH Hitachi High-Technologies: 7 patents #394 of 1,917Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
MC Mitsubishi Kagaku Media Co.: 2 patents #21 of 55Top 40%
HS Hitachi High-Tech Fine Systems: 1 patents #3 of 24Top 15%
HC Hitachi Electronics Engineering Co.: 1 patents #61 of 175Top 35%
Overall (All Time): #17,347 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 1–25 of 91 patents

Patent #TitleCo-InventorsDate
12358423 Optical device and direction display device Masahiro Kishigami, Yasuhiko Kunii, Yuji Tsuchiya, Go Shimizu, Masayoshi Takori +1 more 2025-07-15
12332435 Vehicle Tomoki Yamamoto, Koji Hirata, Masahiko Yatsu 2025-06-17
12326627 Display device Eiji KAWAWA, Tomoki Yamamoto, Tatsuya Nakazawa, Keisuke Sawada, Akio MISAWA +1 more 2025-06-10
12325302 Light source apparatus, and information display system and head-up display apparatus using the same Koji Hirata, Koji Fujita, Kouichi Kajiwara, Eiji Takagi 2025-06-10
12286012 Information display system and vehicle information display system using the same Koji Hirata, Koji Fujita, Eiji Takagi 2025-04-29
12287480 Information display apparatus Koji Hirata, Masahiko Yatsu, Kazuomi Kaneko 2025-04-29
12216278 Light source device and electronic device Koji Hirata, Yasuhiko Kunii 2025-02-04
12204104 Vehicle Akio MISAWA, Nozomu Shimoda, Kazuomi Kaneko, Koji Hirata 2025-01-21
12204101 Information display apparatus Koji Hirata, Masahiko Yatsu, Kazuomi Kaneko, Shigeki Hoshino 2025-01-21
12196956 Light source apparatus and head up display apparatus Toshimasa NAGAI, Chohei Ono 2025-01-14
12165604 Head-up display apparatus Tomoki Yamamoto, Akio MISAWA, Nobutaka Amada, Nagayasu Tsutsumi, Yuji Fujita +1 more 2024-12-10
12118136 Air floating video display apparatus Hiroaki Takahashi, Koji Hirata, Koji Fujita 2024-10-15
12071065 Image projection apparatus Yasuhiko Kunii, Takuya SHIMIZU 2024-08-27
12055716 Head-up display apparatus and image display apparatus thereof Koji Hirata, Yasuhiko Kunii, Masahiko Yatsu 2024-08-06
12050317 Light source device and electronic device Koji Hirata, Yasuhiko Kunii 2024-07-30
12038644 Light source apparatus and information display system using the same Koji Hirata, Koji Fujita, Eiji Takagi 2024-07-16
12038580 In-vehicle information display system and information display apparatus Koji Hirata, Koji Fujita, Eiji Takagi 2024-07-16
11933980 Information display apparatus Koji Hirata, Masahiko Yatsu, Kazuomi Kaneko 2024-03-19
11921287 Information display apparatus Tomoki Yamamoto, Koji Hirata, Masahiko Yatsu 2024-03-05
11880125 Information display system having acute-angled diffusion characteristics and image light control film used for the same Koji Hirata, Koji Fujita, Eiji Takagi 2024-01-23
11860463 Head-up display Eiji KAWAWA, Tomoki Yamamoto, Tatsuya Nakazawa, Keisuke Sawada, Akio MISAWA +1 more 2024-01-02
11846776 Head-up display apparatus Akio MISAWA, Nozomu Shimoda, Kazuomi Kaneko, Koji Hirata 2023-12-19
11847980 Head-up display apparatus Tomoki Yamamoto, Akio MISAWA, Nobutaka Amada, Nagayasu Tsutsumi, Yuji Fujita +1 more 2023-12-19
11828938 Information display apparatus Koji Hirata, Masahiko Yatsu, Kazuomi Kaneko, Shigeki Hoshino 2023-11-28
11780365 Optical device and direction display device Masahiro Kishigami, Yasuhiko Kunii, Yuji Tsuchiya, Go Shimizu, Masayoshi Takori +1 more 2023-10-10