Stuart T. Spence
28Patents
24h-index
28Co-inventors
81Inventor score
Filing activity: Apr 18, 1988 → Dec 21, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5182056A | Stereolithography method and apparatus employing various penetration depths | Physics | 200 | Expired |
| US5104592A | Method of and apparatus for production of three-dimensional objects by stereolithography with reduced curl | Physics | 157 | Expired |
| US5059359A | Methods and apparatus for production of three-dimensional objects by stereolithography | Physics | 141 | Expired |
| US5184307A | Method and apparatus for production of high resolution three-dimensional objects by stereolithography | Physics | 131 | Expired |
| US5137662A | Method and apparatus for production of three-dimensional objects by stereolithography | Physics | 115 | Expired |
| US5345391A | Method and apparatus for production of high resolution three-dimensional objects by stereolithography | Physics | 114 | Expired |
| US5651934A | Recoating of stereolithographic layers | Emerging Cross-Sectional Technologies | 112 | Expired |
| US5133987A | Stereolithographic apparatus and method | Performing Operations; Transporting | 102 | Expired |
| US6048188A | Stereolithographic curl reduction | Physics | 95 | Expired |
| US5059021A | Apparatus and method for correcting for drift in production of objects by stereolithography | Physics | 93 | Expired |
| US5273691A | Stereolithographic curl reduction | Physics | 87 | Expired |
| US5123734A | Apparatus and method for calibrating and normalizing a stereolithographic apparatus | Physics | 85 | Expired |
| US5058988A | Apparatus and method for profiling a beam | Physics | 84 | Expired |
| US5495328A | Apparatus and method for calibrating and normalizing a stereolithographic apparatus | Physics | 83 | Expired |
| US5076974A | Methods of curing partially polymerized parts | Emerging Cross-Sectional Technologies | 69 | Expired |
| US5610824A | Rapid and accurate production of stereolithographic parts | Physics | 68 | Expired |
| US6048487A | Recoating stereolithographic layers | Emerging Cross-Sectional Technologies | 61 | Expired |
| US5772947A | Stereolithographic curl reduction | Physics | 61 | Expired |
| US5267013A | Apparatus and method for profiling a beam | Physics | 60 | Expired |
| US5870307A | Method and apparatus for production of high resolution three-dimensional objects by stereolithography | Physics | 48 | Expired |
| US5891382A | Recoating of stereolithographic layers | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5164128A | Methods for curing partially polymerized parts | Physics | 40 | Expired |
| US6600965B1 | Method and apparatus for production of high resolution three-dimensional objects by stereolithography | Physics | 38 | Expired |
| US6611293B2 | Method and apparatus for synchronization of ancillary information in film conversion | Electricity | 33 | Expired |
| US6891562B2 | Optical design for film conversion device | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.