| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 8 | |
| #2 | United States | 8 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Audio-visual technology | |
| #4 | Electrical machinery and energy | |
| #5 | Measurement | |
| #6 | Organic fine chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ikeda Masanori | 16 |
| #2 | Mochizuki Miyuki | 5 |
| #3 | Abe Yoshio | 5 |
| #4 | Nishizawa Izumi | 4 |
| #5 | Mitani Norio | 4 |
| #6 | Ono Masashi | 3 |
| #7 | Taniguchi Masahiro | 3 |
| #8 | Furuichi Satoshi | 2 |
| #9 | Mikita Kosuke | 2 |
| #10 | Goto Hideki | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2002107361A | Excrement detector | |
| JP2002028173A | Urine receiver, and cover for fixing urine receiver to user | |
| JPH1037661A | Parent and child shield machine | |
| JPH08158782A | Segment anchorage device | |
| JPH08158784A | Rolling stopper | |
| JPH0882187A | Master and subordinate shield excavators | |
| JPH0821182A | Mechanism and method for maintaining coaxiality for double shield machine | |
| JPH07171182A | Excretion absorbent and device |