John A. Blatt
13Patents
0Active
13Granted
33Portfolio score
Filing activity: Nov 14, 1988 → Dec 28, 1992
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5188411A | Vacuum cup control apparatus | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4957318A | Vacuum cup assembly | Performing Operations; Transporting | 47 | Expired |
| US5271651A | Work holder support apparatus | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US5261715A | Work holder support apparatus | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US5201560A | Vacuum cup control apparatus | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5299847A | Gripper assembly | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US5277468A | Vacuum control apparatus | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US5125632A | Rotary actuated workpiece holder | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5152566A | Spreader arm mounting device | Performing Operations; Transporting | 15 | Expired |
| US5135276A | Transfer boom | Performing Operations; Transporting | 8 | Expired |
| US5051055A | Article lifting device | Performing Operations; Transporting | 7 | Expired |
| USD334701S | Gripper assembly | General | 6 | Expired |
| US5327926A | Flow regulator | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.