William K. Leonard
31Patents
13h-index
24Co-inventors
81Inventor score
Filing activity: Jul 23, 1992 → Jun 27, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5201916A | Shaped abrasive particles and method of making same | Chemistry; Metallurgy | 362 | Expired |
| US5984988A | Shaped abrasive particles and method of making same | Chemistry; Metallurgy | 185 | Expired |
| US5304331A | Method and apparatus for extruding bingham plastic-type materials | Performing Operations; Transporting | 125 | Expired |
| US5733608A | Method and apparatus for applying thin fluid coating stripes | Emerging Cross-Sectional Technologies | 75 | Expired |
| US5589122A | Method of making double-sided pressure-sensitive adhesive tape | Emerging Cross-Sectional Technologies | 58 | Expired |
| US5599602A | Double-sided pressure-sensitive adhesive tape and method of making | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5505995A | Method and apparatus for coating substrates using an air knife | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5641544A | Method and apparatus for applying thin fluid coatings | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5525376A | Multiple layer coating method | Physics | 21 | Expired |
| US5409732A | Roll gap controller for regulating coating thickness | Textiles; Paper | 21 | Expired |
| US5587184A | Coating die with slot thickness control | Performing Operations; Transporting | 20 | Expired |
| US5464577A | Method of thickness control for dies | Performing Operations; Transporting | 18 | Expired |
| US6926772B2 | Strand coating device and method | Performing Operations; Transporting | 14 | Expired |
| US6737113B2 | Method for improving the uniformity of a wet coating on a substrate using pick-and-place devices | Performing Operations; Transporting | 10 | Expired |
| US5506000A | Slot coating method and apparatus | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6579574B2 | Variable electrostatic spray coating apparatus and method | Performing Operations; Transporting | 6 | Expired |
| US7553440B2 | Method and apparatus for electric treatment of substrates | Emerging Cross-Sectional Technologies | 5 | Active |
| US7758327B2 | Method and apparatus for electric treatment of substrates | Emerging Cross-Sectional Technologies | 5 | Active |
| US6969540B2 | Electrostatic spray coating apparatus and method | Performing Operations; Transporting | 5 | Expired |
| US6899922B2 | Method for coating a limited length substrate using rotating support and at least one pick-and-place roll | Performing Operations; Transporting | 5 | Expired |
| US6878408B2 | Coating device and method using pick-and-place devices having equal or substantially equal periods | Performing Operations; Transporting | 3 | Expired |
| US7311780B2 | Coating device and method using pick-and-place devices having equal or substantially equal periods | Performing Operations; Transporting | 2 | Expired |
| US7985060B2 | Method and apparatus for electric treatment of substrates | Emerging Cross-Sectional Technologies | 2 | Active |
| US6855374B2 | Method for improving the uniformity of a wet coating on a substrate using at least two wire-wound rods | Performing Operations; Transporting | 2 | Expired |
| US8323554B2 | Method and apparatus for electric | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.