Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9457769 | Wiper blade | Masaru Fujiwara, Kenichi Imoto, Hiroyuki Sase, Kouji Okabe, Hisaaki Naruse +2 more | 2016-10-04 |
| 8959703 | Wiper blade | Ken Machida, Masaru Fujiwara, Jun Abe, Yasuo Ohashi, Mineya Fukushi +1 more | 2015-02-24 |
| 5319851 | Method for manufacturing a bearing structure of a wiper arm | Hironobu Kishi | 1994-06-14 |