Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12031931 | Inspection structure and inspection method | Yuki Yamada, Masahiro Nada, Hideaki Matsuzaki | 2024-07-09 |
| 12034090 | Semiconductor light receiving element | Masahiro Nada, Toshihide Yoshimatsu, Yuki Yamada | 2024-07-09 |
| 11862739 | Photoreceiver and optical receiver having an inclined surface | Hideaki Matsuzaki, Yuki Yamada, Masahiro Nada | 2024-01-02 |
| 11803017 | Light receiving device and method of manufacturing the same | Yuki Yamada, Masahiro Nada | 2023-10-31 |
| 11799047 | Avalanche photodiode and method for manufacturing same | Yuki Yamada, Hideaki Matsuzaki, Masahiro Nada | 2023-10-24 |
| 11749773 | Avalanche photodiode and method for manufacturing same | Yuki Yamada | 2023-09-05 |
| 11557685 | Lens-integrated light-receiving element and method of examining same | Toshihide Yoshimatsu, Yoshiho Maeda | 2023-01-17 |
| 11264519 | Light-receiving element and method for manufacturing element | Yoshiho Maeda, Yoshifumi Muramoto, Atsushi Kanda, Kimikazu Sano | 2022-03-01 |
| 10297705 | Avalanche photodiode | Masahiro Nada, Yoshifumi Muramoto, Hideaki Matsuzaki | 2019-05-21 |
| 9036965 | Microlens array and optical transmission component | Hiroshi Terui, Fumihiro Ebisawa, Shunichi Soma, Akira Komiyama, Keiichi Morita +1 more | 2015-05-19 |
| 8575650 | Avalanche photodiode | Tadao Ishibashi, Seigo Ando, Yoshifumi Muramoto, Haruki Yokoyama | 2013-11-05 |
| 6080370 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Hiroyuki Kaku, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 2000-06-27 |
| 5945081 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Hiroyuki Kaku, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 1999-08-31 |
| 5788944 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Hiroyuki Kaku, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 1998-08-04 |
| 5686053 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Hiroyuki Kaku, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 1997-11-11 |
| 5648048 | Wet-type flue gas desulfurization plant | Hiroshi Kuroda, Masakatsu Nishimura, Hiroyuki Kaku, Shigeru Nozawa, Shigehito Takamoto +7 more | 1997-07-15 |
| 5409681 | Catalyst for purifying exhaust gas | Yasuyoshi Kato, Kunihiko Konishi, Ikuhisa Hamada, Isato Morita | 1995-04-25 |
| 5101062 | Process for producing carbamic acid esters | Mutsuo Yamada, Kazumi Murakami, Yasuyuki Nishimura, Nobuo Matsuo | 1992-03-31 |
| 5059576 | Catalyst for removing nitrogen oxides and a process for producing the same | Yasuyoshi Kato, Ikuhisa Hamada, Masahiro Nitta, Kunihiko Konishi, Toshiaki Matsuda +3 more | 1991-10-22 |
| 4952548 | Catalyst for removing nitrogen oxides | Yasuyoshi Kato, Kunihiko Konishi, Hiroshi Akama, Toshiaki Matsuda, Nobue Teshima +2 more | 1990-08-28 |
| 4946661 | Process for removing nitrogen oxides | Takahiro Tachi, Akira Kato, Hiroshi Kawagoshi, Hisao Yamashita, Tomoichi Kamo +2 more | 1990-08-07 |
| 4865827 | Process for removing nitrogen oxides | Takahiro Tachi, Hiroshi Kawagoshi, Akira Kato, Hisao Yamashita, Tomoichi Kamo +2 more | 1989-09-12 |
| 4656735 | Process for producing an electrolyte retaining matrix of electrical insulating long fibers | Hideo Okada, Masato Takeuchi, Sigeru Okabe, Hiroshi Tobita, Shimpei Matsuda +1 more | 1987-04-14 |
| 4482479 | Process for treating waste gas in reprocessing of used nuclear fuel | Kunio Kamiya, Hideo Yusa, Masato Takeuchi | 1984-11-13 |
| 4456528 | Process for removing ash from coal | Hidetoshi Akimoto, Ryuichi Kaji, Takeo Komuro, Yasushi Muranaka, Hideo Kikuchi +2 more | 1984-06-26 |