Martin Holderbaum
11Patents
3h-index
17Co-inventors
49Inventor score
Filing activity: Feb 14, 1992 → Apr 29, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5821380A | 2-cyanoacrylic esters | Chemistry; Metallurgy | 59 | Expired |
| US5821292A | 3-arylacrylic acid ester light-protection stabilizers for organic material | Chemistry; Metallurgy | 5 | Expired |
| US5443820A | Esters and amides of aminomethylenecyanoacetic acid a cosmetic preparation containing the same as a sunscreen agent and a method for protecting human skin using the same | Chemistry; Metallurgy | 3 | Expired |
| US5917080A | Preparation of 2-cyano-3,3-diarylacrylic esters | Chemistry; Metallurgy | 3 | Expired |
| US5610210A | Aminovinylphosphonic ester stabilizers for organic material | Chemistry; Metallurgy | 2 | Expired |
| US5679855A | Preparation of benzophenone imines | Chemistry; Metallurgy | 2 | Expired |
| US5756807A | Preparation of alkyl cyanoacetates | Chemistry; Metallurgy | 2 | Expired |
| US5624981A | Polyalkylpiperidine containing acetic acid and 3-amino-acrylic acid derivatives | Chemistry; Metallurgy | 1 | Expired |
| US6007828A | Cosmetic preparations containing photostable UV-A filters | Human Necessities | 0 | Expired |
| US5266320A | Aminovinyl-substituted heterocyclic compounds as stabilizers for organic materials | Chemistry; Metallurgy | 0 | Expired |
| US5904814A | Removal of water and ammonia from benzophenone imine reactor effluents | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.