Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128495 | Welding gun and welding method | — | 2024-10-29 |
| 12005515 | Different material joining method | — | 2024-06-11 |
| 10549377 | Welding assistance member and spot-welding method using welding assistance member | Akiko Inami, Keiji Nakamura, Wataru Kato | 2020-02-04 |
| 10538343 | Vertical take-off and landing spacecraft and method of controlling vertical take-off and landing spacecraft | Toyonori KOBAYAKAWA, Yuta HABAGUCHI | 2020-01-21 |
| 10207395 | Vehicle body manufacturing apparatus | — | 2019-02-19 |
| 10144467 | Vehicle body manufacturing apparatus | Naoki Hayakawa | 2018-12-04 |
| 10052711 | Member joining structure | Keiji Nakamura, Kensuke Sakai, Akiko Inami | 2018-08-21 |
| 10046442 | Vehicle body manufacturing apparatus | — | 2018-08-14 |
| 9993899 | Vehicle body manufacturing apparatus | — | 2018-06-12 |
| 9688047 | Hemmed structure and hemming method | Akiko Inami, Keiji Nakamura, Kensuke Sakai | 2017-06-27 |
| 9517526 | Spot welding apparatus and spot welding method | — | 2016-12-13 |
| 9505090 | Vehicle body manufacturing apparatus | — | 2016-11-29 |
| 9079797 | Method for producing polycarboxylic acid copolymer and copolymer composition for cement admixture | Hiroshi Kawabata | 2015-07-14 |
| 8476341 | Multi-branched polyalkylene glycol polymer, method for producing the same, and admixture for cement | Tsutomu Yuasa | 2013-07-02 |
| 8344085 | Polymer and cement admixture using the same | Tsutomu Yuasa, Yuko Matsuda | 2013-01-01 |
| 8188167 | Polyalkylene glycol chain-containing thiol polymer, thiol-modified monomer, mixture thereof, and admixture for cement | Tsutomu Yuasa | 2012-05-29 |
| 7951886 | Continuous production method of water-soluble polymer and water-soluble polymer | Hidekazu Kozuki, Takahiro Tsumori, Atsuro Yoneda, Kaori Nakatani, Hideo Wakami | 2011-05-31 |
| 7851576 | Polymer and cement admixture using the same | Tsutomu Yuasa, Yuko Matsuda | 2010-12-14 |
| 7662884 | Cement admixture and production method thereof | Tsutomu Yuasa, Hiromichi Tanaka, Tomotaka Nishikawa, Hiroko Izukashi, Toru Uno +3 more | 2010-02-16 |
| 7405264 | Polycarboxylic acid copolymer, production method and use thereof | Tsutomu Yuasa, Tomotaka Nishikawa, Tsuyoshi Hirata, Hiroko Izukashi, Tomiyasu Ueta +3 more | 2008-07-29 |
| 7247662 | Cement dispersant, its production process, and cement composition using the cement dispersant | Tsutomu Yuasa, Tsuyoshi Hirata | 2007-07-24 |
| 7007938 | Clamping apparatus | Akio Nakata, Masakazu Tetsuka, Katsuhiro Ono | 2006-03-07 |
| 6946505 | Cement dispersant, its production process, and cement composition using the cement dispersant | Tsutomu Yuasa, Tsuyoshi Hirata | 2005-09-20 |
| 6864337 | Polycarboxylic acid copolymer, production method and use thereof | Tsutomu Yuasa, Tomotaka Nishikawa, Tsuyoshi Hirata, Hiroko Izukashi, Tomiyasu Ueta +3 more | 2005-03-08 |
| 6209507 | Valve mechanism for internal combustion engine | Kazunori Yasukawa, Masahiro Muramatsu | 2001-04-03 |