Tocco, Inc.
53Patents
0Active
53Granted
38Portfolio score
Filing activity: Jul 6, 1984 → Mar 19, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4897518A | Method of monitoring induction heating cycle | Electricity | 68 | Expired |
| US4728761A | Method and apparatus for hardening axially spaced cams on a camshaft | Chemistry; Metallurgy | 58 | Expired |
| US4675488A | Method for hardening gears by induction heating | Chemistry; Metallurgy | 56 | Expired |
| US4749833A | Induction heating for adhesive bonding | Performing Operations; Transporting | 54 | Expired |
| US5250776A | Apparatus and method of measuring temperature | Electricity | 47 | Expired |
| US4816633A | Method of monitoring induction heating cycle | Electricity | 35 | Expired |
| US4893789A | Method and apparatus for hardening cam lobes on a camshaft | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4604510A | Method and apparatus for heat treating camshafts | Chemistry; Metallurgy | 28 | Expired |
| US4855556A | Method and apparatus for hardening gears and similar workpieces | Chemistry; Metallurgy | 27 | Expired |
| US5117613A | Induction heating and package sealing system and method | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4785147A | System for hardening gears by induction heating | Chemistry; Metallurgy | 25 | Expired |
| US4894501A | Method and apparatus for induction heating of gear teeth | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4757170A | Method and apparatus for induction heating gears and similar workpieces | Chemistry; Metallurgy | 22 | Expired |
| US5451749A | Inductor for inductively heating crank shafts | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5434389A | Device for monitoring current in an induction heating coil | Physics | 18 | Expired |
| US4744836A | Method for selectively heating a workpiece subjected to low temperature thermomechanical processing | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4855551A | Method and apparatus for hardening gears | Chemistry; Metallurgy | 15 | Expired |
| US4637844A | Method for heat treating ferrous parts | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5214258A | Apparatus and method of ultra rapid annealing by induction heating of thin steel strip | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6700105B2 | Induction heating system and method for internal combustion engine | Electricity | 11 | Expired |
| US4714809A | Method and apparatus for shaping the surfaces of cams on a camshaft | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4867810A | Method and apparatus for hardening cam lobes on a camshaft | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4749834A | Method and apparatus of hardening gears by induction heating | Chemistry; Metallurgy | 10 | Expired |
| US4549057A | Flux concentrator assembly for inductor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4675057A | Method of heat treating using eddy current temperature determination | Chemistry; Metallurgy | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.