Mark J. Kirschner
19Patents
8h-index
17Co-inventors
69Inventor score
Filing activity: Oct 12, 1977 → Jan 24, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4198266A | Oxygen delignification of wood pulp | Textiles; Paper | 35 | Expired |
| US5729983A | Storage of perishable foodstuffs | Performing Operations; Transporting | 17 | Expired |
| US5076487A | Process for reflow soldering | Performing Operations; Transporting | 14 | Expired |
| US5218826A | Food refrigeration system and method incorporating a cryogenic heat transfer apparatus and method | Human Necessities | 13 | Expired |
| US5101636A | Cryogen delivery apparatus and method for regulating the cooling potential of a flowing cryogen | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5230846A | Method for preparing multilayered ceramic with internal copper conductor | Performing Operations; Transporting | 12 | Expired |
| US5439556A | Oxidation of white liquor using a packing column | Textiles; Paper | 8 | Expired |
| US5438845A | Refrigeration device | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5972165A | Method of producing oxidized white liquor using dregs containing carbon particles | Textiles; Paper | 8 | Expired |
| US5349828A | Conveyor belt cleaning apparatus for food freezing | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4888037A | Glass to metal sealing process | Chemistry; Metallurgy | 6 | Expired |
| US5302412A | Single atmosphere for firing compatible thick film material | Electricity | 6 | Expired |
| US5018358A | Cryogen delivery apparatus | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5213725A | Apparatus and method for cooling an extruded blown film | Performing Operations; Transporting | 5 | Expired |
| US5772717A | Tempering method using a two phase flow of cryogen | Chemistry; Metallurgy | 4 | Expired |
| US5242535A | Method of forming a copper circuit pattern | Electricity | 3 | Expired |
| US5460696A | Oxygen delignification method incorporating wood pulp mixing apparatus | Textiles; Paper | 2 | Expired |
| US6210527A | Pulp bleaching method wherein an ozone bleaching waste stream is scrubbed to form an oxygen containing stream | Textiles; Paper | 1 | Expired |
| US5591308A | Wood pulp reactor | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.