Issued Patents All Time
Showing 1–25 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421972 | Liquid-feed-type gas compressor | Yuta KAJIE, Shigeyuki YORIKANE | 2025-09-23 |
| 12385490 | Gas compressor | Shigeyuki YORIKANE, Yuta KAJIE | 2025-08-12 |
| 12378964 | Gas compressor | Masahiko Takano, Shigeyuki YORIKANE, Yoshitaka Takeuchi | 2025-08-05 |
| 12313069 | Screw compressor | Shuhei Nagata, Shigeyuki YORIKANE, Yuta KAJIE, Kotaro Chiba | 2025-05-27 |
| 12288543 | Sound source device for electronic musical instrument, musical sound generating method and electronic musical instrument system | Ryo Takasaki, Kou Imai | 2025-04-29 |
| 12135032 | Screw compressor having working chamber closing member to regulate suction working medium flow to a working chamber | Takeshi Tsuchiya, Kotaro Chiba, Shuhei Nagata, Shigeyuki YORIKANE, Yuta KAJIE | 2024-11-05 |
| 12123413 | Screw compressor having a plurality of branch paths with intersects and central axes | Kotaro Chiba, Masahiko Takano, Shigeyuki YORIKANE, Yoshitaka Takeuchi | 2024-10-22 |
| 12110889 | Screw compressor | Kotaro Chiba, Masahiko Takano, Shigeyuki YORIKANE, Yuta KAJIE | 2024-10-08 |
| 12104599 | Liquid feed type gas compressor having a liquid supply system with first and second cooling units | Shigeyuki YORIKANE, Yuta KAJIE | 2024-10-01 |
| 12025129 | Liquid supply type screw compressor | Kotaro Chiba, Shigeyuki YORIKANE, Masahiko Takano | 2024-07-02 |
| 11994138 | Gas compressor with a plurality of air realease systems each having an air release valve and an air regulating valve | Masahiko Takano, Masakazu Hase | 2024-05-28 |
| 11988217 | Oil feed type air compressor | Shigeyuki YORIKANE, Yuta KAJIE | 2024-05-21 |
| 11982456 | Air compressor | Shigeyuki YORIKANE, Masahiko Takano | 2024-05-14 |
| 11965510 | Compressor body and compressor to supply liquid into working chambers and whose downstream portion reaches a suction bearing chamber | Shigeyuki YORIKANE, Masahiko Takano, Yoshitaka Takeuchi | 2024-04-23 |
| 11873817 | Liquid-feeding rotary-screw compressor | Takeshi Tsuchiya, Kotaro Chiba, Masahiko Takano, Shigeyuki YORIKANE | 2024-01-16 |
| 11795949 | Liquid level height detection in a gas-liquid separator of a liquid supply type gas compressor | Masahiko Takano, Shigeyuki YORIKANE | 2023-10-24 |
| 11756519 | Sound source device for electronic musical instrument, musical sound generating method and electronic musical instrument system | Ryo Takasaki, Kou Imai | 2023-09-12 |
| 11719241 | Screw compressor having a lubrication path for a plurality of suction side bearings | Kotaro Chiba, Masahiko Takano, Shigeyuki YORIKANE | 2023-08-08 |
| 11707749 | Centrifuge including rotatable bowl and conical separation discs arranged in the bowl | — | 2023-07-25 |
| 11610570 | Electronic percussion instrument and sound production control method thereof | Ryo Takasaki, Yoshiaki Mori, Norihiro Yoshikuni | 2023-03-21 |
| 11448217 | Gas compressor | Masakazu Hase, Hideharu Tanaka, Akira Iyozumi, Masahiko Takano, Shigeyuki YORIKANE +2 more | 2022-09-20 |
| 11428228 | Screw compressor having a different pressure of the fluid applied to the seal ring on the delivery side shaft sealing unit | Kotaro Chiba, Masahiko Takano, Yoshitaka Takeuchi, Takeshi Tsuchiya | 2022-08-30 |
| 11404037 | Electronic percussion instrument and sound production control method thereof | Ryo Takasaki, Yoshiaki Mori, Norihiro Yoshikuni | 2022-08-02 |
| 11359626 | Screw compressor having a plurality of branch paths with intersects and central axes | Kotaro Chiba, Masahiko Takano, Shigeyuki YORIKANE, Yoshitaka Takeuchi | 2022-06-14 |
| 11232774 | Electronic musical instrument main body device and electronic musical instrument system | Ryo Takasaki, Kou Imai | 2022-01-25 |