Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7919875 | Semiconductor device with recess portion over pad electrode | Takashi Noma, Katsuhiko Kitagawa, Hisao Otsuka, Akira Suzuki, Yoshinori Seki +3 more | 2011-04-05 |
| 7413931 | Semiconductor device manufacturing method | Takashi Noma, Kazuo Okada, Hiroshi Yamada | 2008-08-19 |
| 7312107 | Semiconductor device and manufacturing method thereof | Takashi Noma, Katsuhiko Kitagawa, Hisao Otsuka, Akira Suzuki, Yoshinori Seki +3 more | 2007-12-25 |
| 7024087 | Optical waveguide and method of forming the same | Mikihiro Shimada, Tsuguhiro Korenaga, Hiroyuki Asakura | 2006-04-04 |
| 7013090 | Transmitting circuit apparatus and method | Hisashi Adachi, Hiroyuki Asakura | 2006-03-14 |
| 6990155 | Wireless quadrature modulator transmitter using E/O and O/E connectives | Hisashi Adachi, Hiroyuki Asakura | 2006-01-24 |
| 6964528 | Optical mount substrate, optical module, optical transmitter-receiver, optical transmitter-receiver system, and manufacturing method of optical mount substrate | Tsuguhiro Korenaga, Hiroyuki Asakura, Hisashi Adachi, Mikihiro Shimada | 2005-11-15 |
| 6902328 | Optical module and manufacturing method thereof | Mikihiro Shimada, Hiroyuki Asakura | 2005-06-07 |
| 6826344 | Optical element and method of fabrication thereof | Mikihiro Shimada, Tsuguhiro Korenaga, Hiroyuki Asakura | 2004-11-30 |
| 6826418 | Radio circuit and control method of radio circuit | Hisashi Adachi, Hiroyuki Asakura | 2004-11-30 |
| 6658216 | Voltage controlled oscillator, FM signal optical transmitter, FM signal optical receiver and FM signal optical transmission system | Hisashi Adachi, Hiroyuki Asakura | 2003-12-02 |
| 6643470 | FM signal converter, FM signal optical transmitter and FM signal optical receiver | Hisashi Adachi, Hiroyuki Asakura | 2003-11-04 |
| 6597480 | Wavelength tunable filter apparatus | Hiroyuki Asakura | 2003-07-22 |
| 6465858 | Semiconductor device package for optical communication device | Hiroyuki Asakura | 2002-10-15 |
| 6452706 | FM signal optical transmission apparatus and FM signal optical reception apparatus | Hiroyuki Asakura | 2002-09-17 |
| 6445857 | Optical waveguide part, its manufacturing method, connection member, optical part, method for connecting optical waveguide part, and optical element | Tsuguhiro Korenaga, Hiroyuki Asakura, Mikihiro Shimada | 2002-09-03 |
| 6430340 | Wavelength tunable filter device | Hiroyuki Asakura | 2002-08-06 |
| D443880 | Drive plate for a motor vehicle | — | 2001-06-19 |
| 6186673 | Package for optical semiconductor module | Hiroyuki Asakura, Masaki Kobayashi | 2001-02-13 |
| 6181718 | Electronically cooled semiconductor laser module with modified ground line inductance | Masaki Kobayashi, Hiroyuki Asakura | 2001-01-30 |
| 5982793 | Semiconductor laser module with internal matching circuit | Masaki Kobayashi, Naoki Takenaka, Hikaru Ikeda, Hiroyuki Asakura | 1999-11-09 |
| 5859943 | Optical module and method for manufacturing the optical | Hiroyuki Asakura, Masaki Kobayashi | 1999-01-12 |
| 5778120 | Optical module and method for manufacturing the optical modules | Hiroyuki Asakura, Masaki Kobayashi | 1998-07-07 |
| 5546219 | Optical circuit and light transmission system and method using the same | — | 1996-08-13 |
| 5493440 | Optical isolator and optical fiber amplifier | Hironori Souda, Masaaki Tojo, Noboru Kurata | 1996-02-20 |