Inventor · Hannover, DE

Reinhard Schulz

29Patents
11h-index
36Co-inventors
75Inventor score

Filing activity: Dec 7, 1988 → Jan 29, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6306555A Iodonium salts as latent acid donors Emerging Cross-Sectional Technologies 78 Expired
US5975217A Tool for drilling and/or chiseling Performing Operations; Transporting 42 Expired
US5627011A High resolution i-line photoresist of high sensitivity Emerging Cross-Sectional Technologies 26 Expired
US5806609A Manually operable tool for drilling and/or removing material in brittle and/or low ductile material Performing Operations; Transporting 18 Expired
US9132541B2 Pneumatic hammer mechanism and control method Performing Operations; Transporting 16 Active
US5759740A High resolution i-line photoresist of high sensitivity Emerging Cross-Sectional Technologies 15 Expired
US5145237A Cutter bit with optimized shank Performing Operations; Transporting 14 Expired
US5106718A Positive photoresist composition containing alkali-soluble phenolic resin, photosensitive quinonediazide compound and sulfonyl containing compound Physics 14 Expired
US5077173A Positive photoresist containing 2,3,4-trihydroxybenzophenone and 1,2-naphthoquinone-diazide-5-sulfonyl trisester of 1,3,5-trihydroxybenzene Physics 14 Expired
US5296330A Positive photoresists containing quinone diazide photosensitizer, alkali-soluble resin and tetra(hydroxyphenyl) alkane additive Physics 13 Expired
US4980268A Negative photoresists of the polyimide type containing 1,2-disulfones Emerging Cross-Sectional Technologies 12 Expired
US5104768A Positive photoresist composition containing radiation sensitive quinonediazide compound and completely esterified polyamic acid polymer Emerging Cross-Sectional Technologies 11 Expired
US5397203A Tool and tool holder for hand-tool apparatus Emerging Cross-Sectional Technologies 11 Expired
US8616301B2 Pneumatic hammer mechanism Performing Operations; Transporting 9 Active
US5436098A Positive photoresists with enhanced resolution and reduced crystallization containing novel tetra(hydroxyphenyl)alkanes Physics 9 Expired
US8955615B2 Pneumatic hammer mechanism Performing Operations; Transporting 9 Active
US5326199A Tool bit and tool bit chuck for manually operated tools Emerging Cross-Sectional Technologies 9 Expired
US5650262A High-resolution negative photoresist with wide process latitude Emerging Cross-Sectional Technologies 8 Expired
US5585699A Control circuit for fluorescent lamps Emerging Cross-Sectional Technologies 6 Expired
US5200293A Photoresist composition containing specific amounts of a naphthoquinone diazide sulfonyl ester of tetrahydroxy diphenyl sulfide and a polyhydroxy compound Physics 5 Expired
US4903617A Process of removing the ash from the gas produced by the combustion of coal Performing Operations; Transporting 5 Expired
US5375950A Tool and tool holder for manually operated tools Emerging Cross-Sectional Technologies 4 Expired
US8267189B2 Hand-held power tool with a pneumatic percussion mechanism Emerging Cross-Sectional Technologies 3 Active
US5219701A Positive photoresist containing 1,2-naphthoquinone-diazide-5-sulfonyl tris ester of 1,3,5-trihydroxybenzene and aromatic hydroxy compound sensitizer Physics 3 Expired
US5464363A Polishing stack for thermoplastic films or sheets Performing Operations; Transporting 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.