Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7036447 | Jet-propulsion personal watercraft | Minoru Kanamori, Hironori Kato | 2006-05-02 |
| 7037148 | Theft prevention method and apparatus of personal watercraft | Kenichi Nakagawa | 2006-05-02 |
| 7029344 | Reverse system for water-jet propulsion personal watercraft | Yoshiyuki Kuroyanagi | 2006-04-18 |
| 7028628 | Side mirror structure of small watercraft | Tsutomu Shimizugami | 2006-04-18 |
| 7014518 | Method and device for processing self-diagnostic information for personal watercraft | Yoshimoto Matsuda | 2006-03-21 |
| D510560 | Reverse bucket for a personal watercraft | Yoshiyuki Kuroyanagi | 2005-10-11 |
| 6508187 | Watercraft | Kiyoaki Maeda, Takehiro Nakashima, Kanji Kiyohara, Haruyoshi Maruyama, Masafumi Ikeyama +5 more | 2003-01-21 |
| 6415728 | Personal watercraft | Kiyoaki Maeda, Kenichi Nakagawa, Takehiro Nakashima | 2002-07-09 |
| 6308650 | Hatch cover structure for personal watercraft | Kenichi Nakagawa, Masafumi Ikeyama | 2001-10-30 |
| D448719 | Seat bottom for vehicles and watercraft | Tomohiro Kanazawa, Masafumi Ikeyama, Haruki Okada | 2001-10-02 |
| 6227130 | Seat lock device | Tomohiro Kanazawa, Masafumi Ikeyama | 2001-05-08 |
| 6213828 | Exhaust pipe of personal watercraft and connecting structure thereof | Masaki Ito | 2001-04-10 |
| 6205942 | Bulkhead structure for personal watercraft | — | 2001-03-27 |
| 6192823 | Personal watercraft | Kenichi Nakagawa, Tomohiro Kanazawa, Kiyoaki Maeda, Kunihiko Kamio, Joe Heim +2 more | 2001-02-27 |
| 6183318 | Reverser for watercraft | Kenichi Nakagawa, Tomohiro Kanazawa, Masafumi Ikeyama | 2001-02-06 |
| 6179672 | Locking mechanism of deflector for watercraft | Kenichi Nakagawa, Tomohiro Kanazawa, Masafumi Ikeyama | 2001-01-30 |
| 6158378 | Deck floor for personal watercraft | Kenichi Nakagawa | 2000-12-12 |
| 6112686 | Storage structure for personal watercraft | Kenichi Nakagawa, Kiyoaki Maeda, Kunihiko Kamio, Joe Heim, William Peter Engle, Jr. +1 more | 2000-09-05 |
| 5588388 | Hull shape of small watercraft | Haruyoshi Maruyama, Shin Ogata | 1996-12-31 |
| D369137 | Hull for a motorboat | Haruyoshi Maruyama, Shin Ogata | 1996-04-23 |
| 4962717 | Maneuvering gear for small boat | — | 1990-10-16 |
| 4615312 | Motorcycle engine having automatic decompression device | — | 1986-10-07 |
| 4615313 | Automatic decompression device for internal combustion engine | — | 1986-10-07 |