Georg Schimanski
27Patents
15h-index
4Co-inventors
74Inventor score
Filing activity: Oct 15, 1975 → Aug 10, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4214146A | Electrically heated vaporizer device for dispensing a thermally volatilizable substance | Human Necessities | 105 | Expired |
| US5222186A | Electrical apparatus for vaporizing of active substances | Human Necessities | 102 | Expired |
| US4526320A | Apparatus for vaporizing insecticides, perfumes and/or other volatile agents | Human Necessities | 69 | Expired |
| USD250041S | Air freshener | General | 51 | Expired |
| USD432224S | Container for fragrant liquids | General | 41 | Expired |
| USD460545S1 | Air freshener | General | 36 | Expired |
| US4261957A | Holder for toilet deodorants | Fixed Constructions | 35 | Expired |
| US4247042A | Vaporizer for insecticides and/or other volatile active substances | Human Necessities | 34 | Expired |
| US3964684A | Deodorizing or perfuming assembly | Human Necessities | 30 | Expired |
| US4168551A | Toilet flush water colorizer | Fixed Constructions | 26 | Expired |
| USD247573S | Assembly for the evaporation of an active volatile substance | General | 26 | Expired |
| USD306478S | Air freshener or similar article | General | 24 | Expired |
| USD335530S | Electrical evaporator | General | 23 | Expired |
| USRE32017E | Toilet flush water colorizer | General | 21 | Expired |
| USD244692S | Air freshener or similar article | General | 15 | Expired |
| USD318912S | Air ameliorant or similar article | General | 15 | Expired |
| USD268361S | Air freshener or similar article | General | 15 | Expired |
| USD263334S | Air freshener | General | 13 | Expired |
| US4750471A | Evaporation apparatus for active ingredients such as pyrethrum incorporated into solid carrier materials | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4844050A | Evaporation apparatus for active ingredients such as pyrethrum incorporated into solid carrier materials | Human Necessities | 12 | Expired |
| US4301556A | Holder for toilet deodorants | Fixed Constructions | 12 | Expired |
| USD258082S | Dispenser for air treating material | General | 10 | Expired |
| USD247249S | Combined holder and mounting bracket for solid deodorant, perfume, insect repellant or the like | General | 9 | Expired |
| USD268614S | Air freshener or similar article | General | 8 | Expired |
| US4452393A | Vaporizing device for perfumes, insecticides and/or other volatile active substances | Human Necessities | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.