MT

Masaru Tamaki

Yamaha Motor: 5 patents #351 of 2,310Top 20%
MI Mitsubishi: 1 patents #54 of 173Top 35%
NC Nippon Seiko Co.: 1 patents #121 of 315Top 40%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Overall (All Time): #531,752 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12325503 Marine vessel maneuvering support system, and marine vessel Takuya Murayama 2025-06-10
12222718 Marine vessel maneuvering system, and marine vessel Takuya Murayama 2025-02-11
12097946 Steering apparatus for marine vessel, and marine vessel Takuya Murayama 2024-09-24
10794708 Server system and method for watercraft cruise trajectory based on propulsion type Shu Akuzawa, Yoshimasa Kinoshita 2020-10-06
6491557 Exhaust system for watercraft 2002-12-10
6139381 Engine air supply conduit for watercraft Akitaka Suzuki, Takaaki Madachi, Satoshi Koyano 2000-10-31
5167719 Method for removal of sprayed-on asbestos 1992-12-01
5021095 Process for removing asbestos and the device for removing the same 1991-06-04
4798476 Dynamic pressure type fluid bearing Ikunori Sakatani, Katsuhiko Tanaka 1989-01-17