Hans Johansson
22Patents
14h-index
20Co-inventors
81Inventor score
Filing activity: Dec 6, 1974 → May 7, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4388150A | Papermaking and products made thereby | Textiles; Paper | 159 | Expired |
| US5368833A | Silica sols having high surface area | Textiles; Paper | 108 | Expired |
| US5127994A | Process for the production of paper | Textiles; Paper | 87 | Expired |
| US4385961A | Papermaking | Textiles; Paper | 72 | Expired |
| US5277764A | Process for the production of cellulose fibre containing products in sheet or web form | Textiles; Paper | 68 | Expired |
| US5447604A | Silica sols, a process for the production of silica sols and use of the sols | Chemistry; Metallurgy | 62 | Expired |
| US5858174A | Process for the production of paper | Chemistry; Metallurgy | 35 | Expired |
| US5607552A | Aqueous suspensions of colloidal particles, preparation and use of the suspensions | Textiles; Paper | 28 | Expired |
| US4964954A | Process for the production of paper | Textiles; Paper | 27 | Expired |
| US5846384A | Process for the production of paper | Textiles; Paper | 27 | Expired |
| US5643414A | Silica sols in papermaking | Textiles; Paper | 25 | Expired |
| US7635598B2 | Inducible fluorescence assay | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5792313A | Method for evaporating process wastewater | Chemistry; Metallurgy | 17 | Expired |
| US6100322A | Process for the production of paper | Chemistry; Metallurgy | 14 | Expired |
| US5876562A | Sizing dispersions | Textiles; Paper | 11 | Expired |
| USD317205S | Handrail section | General | 8 | Expired |
| US3969295A | Aqueous latex material to be used for production of reinforced plastics and binders and method for producing the same | Textiles; Paper | 3 | Expired |
| US4200548A | Silicic acid detergent product for microdeposition of silicic acid on textiles | Chemistry; Metallurgy | 3 | Expired |
| US4293612A | Needle-punch carpet with binder containing alkali-stabilized silicic acid | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5808053A | Modificaton of starch | Textiles; Paper | 2 | Expired |
| US10194566B2 | Feed-through | Electricity | 1 | Active |
| US12153266B2 | Feed-through | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.