ROHO, INC.
63Patents
25Active
63Granted
43Portfolio score
Filing activity: Mar 1, 1991 → Feb 6, 2017 · 13 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6901617B2 | Multi-layer cushion and cover | Human Necessities | 189 | Expired |
| US5163196A | Zoned cellular cushion with flexible flaps containing inflating manifold | Emerging Cross-Sectional Technologies | 169 | Expired |
| US5845352A | Foam-air hybrid cushion and method of making same | Human Necessities | 166 | Expired |
| US5689845A | Expansible air cell cushion | Human Necessities | 157 | Expired |
| US6623080B2 | Cellular cushion vehicle seat system | Human Necessities | 139 | Expired |
| US6165142A | Biomedical apparatus | Human Necessities | 134 | Expired |
| US6095611A | Modular backrest system for a wheelchair | Emerging Cross-Sectional Technologies | 81 | Expired |
| USD463701S1 | Seat cushion | General | 75 | Expired |
| US5364162A | Backrest assembly for a wheelchair | Emerging Cross-Sectional Technologies | 69 | Expired |
| USD386035S | Cushion | General | 60 | Expired |
| US6687936B2 | Valve for zoned cellular cushion | Emerging Cross-Sectional Technologies | 58 | Expired |
| USD663076S1 | Helmet liner | General | 56 | Active |
| USD408767S | Back support for a wheelchair | General | 53 | Expired |
| USD617131S1 | Seat cushion | General | 46 | Expired |
| USD439098S | Cushion seating area | General | 44 | Expired |
| US6564410B2 | Valve for zoned cellular cushion | Emerging Cross-Sectional Technologies | 43 | Expired |
| USD658396S1 | Motorcycle seat cushion | General | 37 | Expired |
| USD413085S | Back support pad assembly for a wheelchair | General | 33 | Expired |
| USD412685S | Back support pad assembly for a wheelchair | General | 32 | Expired |
| USD413841S | Back support pad assembly for a wheelchair | General | 32 | Expired |
| US7424761B1 | Shape matching cushion | Human Necessities | 31 | Active |
| USD407353S | Back support for a wheelchair | General | 26 | Expired |
| USD415567S | Display element of biomedical apparatus for measuring or evaluating physical variables | General | 25 | Expired |
| USD415834S | Interface pressure measuring and display apparatus | General | 24 | Expired |
| US7414536B2 | Valve mounted bottom out sensor | Human Necessities | 24 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.