Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939706 | Automatic urine disposal device and urine receptacle used therefor | Kenichi Okabe, Junichi Kobayashi, Shigeru Machida, Yoshikazu Ishitsuka, Ichiro Wada +1 more | 2011-05-10 |
| 7749205 | Automatic urine disposal device and urine receptacle used therefor | Wataru Tazoe, Junichi Kobayashi, Kenji Yoshida, Shigeru Machida, Ichiro Wada +2 more | 2010-07-06 |
| 7390320 | Automatic urine disposal device and urine receptacle used therefor | Shigeru Machida, Junichi Kobayashi, Yuji Yoshitomi, Akiomi Kouno, Ichiro Wada +1 more | 2008-06-24 |