Robert E. Johnson
71Patents
17h-index
46Co-inventors
84Inventor score
Filing activity: Dec 4, 1978 → Nov 9, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6063464A | Isosorbide containing polyesters and methods for making same | Emerging Cross-Sectional Technologies | 136 | Expired |
| US6025061A | Sheets formed from polyesters including isosorbide | Emerging Cross-Sectional Technologies | 123 | Expired |
| US5959066A | Polyesters including isosorbide as a comonomer and methods for making same | Chemistry; Metallurgy | 120 | Expired |
| US6063465A | Polyester container and method for making same | Emerging Cross-Sectional Technologies | 99 | Expired |
| US5524212A | Multiprocessor system with write generate method for updating cache | Physics | 97 | Expired |
| US6063495A | Polyester fiber and methods for making same | Emerging Cross-Sectional Technologies | 85 | Expired |
| US4632121A | Safety medical cable assembly with connectors | Electricity | 58 | Expired |
| US8306908B1 | Methods and apparatus for intelligent selection of goods and services in telephonic and electronic commerce | Physics | 54 | Active |
| US4243192A | Ball pivot thrust bearing flex joint | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5579908A | Retaining envelope for a computer disk | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4904424A | Ceramic alloys from colloidal metal alloy suspensions | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4403912A | Integrated multiplane actuator system for compressor variable vanes and air bleed valve | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4687657A | Fabrication of SiC - AlN alloys | Chemistry; Metallurgy | 30 | Expired |
| US5655563A | Dispensing apparatus with line pressure diverter | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6830121B1 | Fuel economizer system | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4841184A | Velocity and imbalance observer control circuit for active magnetic bearing or damper | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4857490A | Process of manufacturing boron ceramics from carboralated diacetylene polymers | Chemistry; Metallurgy | 19 | Expired |
| US4946919A | Boron ceramics from carboralated diacetylene polymers | Chemistry; Metallurgy | 17 | Expired |
| US4832895A | Boron-containing ceramics through the chemical conversian of borane-containing polymers | Chemistry; Metallurgy | 16 | Expired |
| US8280793B1 | Prepaid calling card accounts linked to credit card accounts, with methods for creating and managing the same | Physics | 13 | Active |
| US4694474A | High speed counter for thin objects | Physics | 12 | Expired |
| US4810436A | Process for the formation of boron-containing ceramics from organoboron preceramic polymers | Chemistry; Metallurgy | 11 | Expired |
| US5996961A | Height-adjustable workstand support | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4988671A | Process for producing a superconductive complex metal oxide | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6880187B1 | Lifting apparatus | Performing Operations; Transporting | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.