Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308619 | Noble metal tip for spark plug, electrode for spark plug, and spark plug | Osamu Yoshimoto, Kengo Hattori | 2025-05-20 |
| 12251923 | Joined body, holding device, and electrostatic chuck | Osamu Yoshimoto, Ryuichi Arakawa | 2025-03-18 |
| 11994284 | Wavelength conversion member and light source device provided therewith | Yosuke Yatsuya, Toshiyuki Sakurai, Shohei Takaku, Hiroki Yamauchi, Hiroki Takeuchi +1 more | 2024-05-28 |
| 11692699 | Wavelength conversion member, light source device, and method for manufacturing wavelength conversion member | Yosuke Yatsuya, Ryuichi Arakawa, Toshiyuki Sakurai | 2023-07-04 |
| 11287107 | Optical wavelength conversion device | Shohei Takaku, Yosuke Yatsuya, Yusuke Katsu | 2022-03-29 |
| 11104053 | Extruder | Masayuki Sakamoto, Takuma Konishi | 2021-08-31 |
| 11097447 | Method for producing rubber member | Masayuki Sakamoto, Takafumi Taguchi, Sakae Okubo, Takuma Konishi | 2021-08-24 |
| 10665870 | Electrochemical reaction unit and fuel cell stack | Yoshiaki Sato, Makoto Kuribayashi, Tomoki Murata, Takahiro Masumoto | 2020-05-26 |
| 10361440 | Electrochemical reaction unit having a single cell including a current collector having a protrusion coated with an electrically conductive coat in contact with a cathode via a bonding layer and fuel cell stack | Yoshiaki Sato, Makoto Kuribayashi, Tomoki Murata, Takahiro Masumoto | 2019-07-23 |
| 9768588 | Spark plug and manufacturing method therefor | Takaaki Kikai, Tsutomu Shibata, Kaori Suzuki, Takehito Kuno | 2017-09-19 |
| 9343876 | Spark plug | Osamu Yoshimoto, Takehito Kuno, Tomonori Kanemaru | 2016-05-17 |
| 8979582 | Connector | Hirosi Kawamura, Masami Mihara, Kazuhiro Nakata | 2015-03-17 |
| 8952601 | Spark plug | Takehito Kuno, Osamu Yoshimoto | 2015-02-10 |
| 8878424 | Spark plug | Daisuke Sumoyama, Tsutomu Shibata | 2014-11-04 |
| 8664842 | Spark plug | Tsutomu Shibata, Osamu Yoshimoto, Takaaki Kikai, Takehito Kuno, Kenji Nunome | 2014-03-04 |
| 8618725 | Spark plug | Daisuke Sumoyama, Tsutomu Shibata | 2013-12-31 |
| 8415867 | Spark plug | Daisuke Sumoyama | 2013-04-09 |
| 8410673 | Spark plug having a ground electrode of specific alloy composition to which a noble metal tip is joined | Kazuyoshi Torii, Akira Suzuki, Mamoru Musasa, Naomichi Miyashita, Osamu Yoshimoto | 2013-04-02 |
| 8344604 | Spark plug for internal combustion engine | Kazuyoshi Torii, Naomichi Miyashita, Mamoru Musasa, Akira Suzuki, Osamu Yoshimoto | 2013-01-01 |
| 8283846 | Spark plug containing specific ratio content | Tsutomu Shibata, Takehito Kuno, Kenji Nunome, Shoichiro Nagatomo | 2012-10-09 |
| 8106572 | Spark plug and process for producing the spark plug | Naomichi Miyashita | 2012-01-31 |
| 7087406 | Human-derived bradeion proteins, DNA coding for the proteins, and uses thereof | Manami Tanaka | 2006-08-08 |
| 6902898 | Human derived bradeion proteins, DNA coding for the proteins, and uses thereof | Manami Tanaka | 2005-06-07 |
| 6423504 | Human-derived bradeion proteins, DNA coding for the proteins, and uses thereof | Manami Tanaka | 2002-07-23 |
| 5906897 | Al metal joined body | Masaya Ito | 1999-05-25 |