| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 27 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Thermal processes | |
| #3 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hasegawa Terukazu | 4 |
| #2 | Sugimoto Yoshio | 3 |
| #3 | Nakayama Haruo | 3 |
| #4 | Takeshita Masanori | 3 |
| #5 | Okada Hiroo | 2 |
| #6 | Konihara Hiroshi | 2 |
| #7 | Yoshikawa Hiroo | 2 |
| #8 | Yamaki Hideo | 1 |
| #9 | Ogasawara Hiroshi | 1 |
| #10 | Abe Bunshirou | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPS6054778A | Washer in tank | |
| JPS59207979A | Removal of adhesive | |
| JPS59142272A | Desizing agent | |
| JPS5936512A | Dehydrating method of oil-containing sludge | |
| JPS58214897A | Decontaminating device | |
| JPS58189087A | Washer for vessel | |
| JPS58193787A | Treatment of chemical washing waste water | |
| JPS58185130A | Cleaning apparatus | |
| JPS58166975A | Tank washing apparatus | |
| JPS5899557A | Closing tool | |
| JPS5837498A | Washing device | |
| JPS5798899A | Oscillating nozzle | |
| JPS5726399A | Chemical cleansing method | |
| JPS56158194A | Treatment of excavation sludge water | |
| JPS5592896A | Chemical cleaning method | |
| JPS5588887A | Jet washer | |
| JPS5585898A | Method of cleaning boiler | |
| JPS5525754A | Method of cleaning scale | |
| JPS54128941A | Cleaning pipe internal | |
| JPS54124870A | Treatment of neutralizing rust preventing waste liquid |