Walter Heywang
11Patents
8h-index
5Co-inventors
65Inventor score
Filing activity: Nov 4, 1974 → Jan 16, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4087716A | Multi-layer element consisting of piezoelectric ceramic laminations and method of making same | Electricity | 37 | Expired |
| US4763979A | Arrangement for coupling a laser diode to a monomode light waveguide and the method for forming the arrangement | Electricity | 33 | Expired |
| US4275390A | Burglar alarm device | Physics | 24 | Expired |
| US3953711A | Cooking units | Electricity | 17 | Expired |
| US7758601B2 | Method for examining tissue samples and device therefor | Human Necessities | 16 | Active |
| US4812005A | Arrangement for coupling a laser diode and a monomode light waveguide having a feedback means | Electricity | 16 | Expired |
| US3965347A | Electroluminescent semiconductor diode with hetero-structure | Electricity | 10 | Expired |
| US4789213A | Electro-optical modulator having a monomode light waveguide modulator | Electricity | 9 | Expired |
| US4165249A | Method of purifying germanium bodies | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4164811A | Process for making a semiconductor component with electrical contacts | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4004088A | System for the formulation and transmission of coordinate information to reproduce handwritten items | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.