Frank Schmidt
14Patents
6h-index
34Co-inventors
66Inventor score
Filing activity: Feb 5, 1979 → May 15, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7029803B2 | Attenuating phase shift mask blank and photomask | Physics | 40 | Expired |
| US5780363A | Etching composition and use thereof | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5018632A | Tamper evident closure | Performing Operations; Transporting | 15 | Expired |
| US5190175A | Tamper evident closure | Performing Operations; Transporting | 11 | Expired |
| US4497884A | Method for the production of a self-supporting mask | Electricity | 6 | Expired |
| UST988007I4 | Laser deposition of metal upon transparent materials | General | 6 | Expired |
| US4284782A | Process for the manufacture of 6-hydroxypyrid-2-ones | Chemistry; Metallurgy | 4 | Expired |
| US5382636A | Internally plasticized vinyl chloride polymers and process for their manufacture | Chemistry; Metallurgy | 2 | Expired |
| US5254630A | Process for the production of a vinyl chloride-butyl acrylate graft copolymer for processing by injection molding | Chemistry; Metallurgy | 1 | Expired |
| US6531411B1 | Surface roughness improvement of SIMOX substrates by controlling orientation of angle of starting material | Emerging Cross-Sectional Technologies | 1 | Expired |
| US12016926B2 | Terpolymers and their use in pharmaceutical dosage forms | Chemistry; Metallurgy | 0 | Active |
| US8168042B2 | Bar arrangement for a machine for the production of a fibrous web | Textiles; Paper | 0 | Active |
| US7759124B2 | Blancher with automated process control | Emerging Cross-Sectional Technologies | 0 | Active |
| US11723871B2 | Poly(meth)acrylic acid popcorn polymerizates as disintegrants for tablets | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.