Herbert Barthel
65Patents
13h-index
83Co-inventors
87Inventor score
Filing activity: Apr 24, 1990 → Mar 10, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5686054A | Process for the silylation of inorganic oxides | Chemistry; Metallurgy | 92 | Expired |
| US5851715A | Process for the silylation of inorganic oxides | Chemistry; Metallurgy | 76 | Expired |
| US7337369B2 | Microprocessor-controlled field device for connection to a field bus system | Emerging Cross-Sectional Technologies | 71 | Expired |
| US7185262B2 | Method and device for monitoring a data processing and transmission | Electricity | 59 | Expired |
| US5591797A | Transition metal-containing hydrophobic silica | Chemistry; Metallurgy | 41 | Expired |
| US5579220A | Method of updating a supplementary automation system | Physics | 32 | Expired |
| US6183867A | Silicon dioxide which bears partially or fully silylated polysilicic acid chains on its surface | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6800413B2 | Low-silanol silica | Chemistry; Metallurgy | 19 | Expired |
| US8321774B2 | Method for fail-safe transmission, safety switching device and control unit | Electricity | 18 | Active |
| US6356795B1 | Synchronization method | Physics | 18 | Expired |
| US5590278A | Method for detecting addressing errors in an electrical unit | Physics | 17 | Expired |
| US5977243A | Organosilicon compounds, processes for their preparation, and their use in crosslinkable organopolysiloxane compositions | Chemistry; Metallurgy | 16 | Expired |
| US6197863A | Crosslinkable powder composition which is redispersible in water | Chemistry; Metallurgy | 14 | Expired |
| US7168075B1 | Automation device and updating method | Physics | 13 | Expired |
| US5640514A | Synchronization method for automation systems | Physics | 13 | Expired |
| US8333946B2 | Water-wettable silylated metal oxides | Chemistry; Metallurgy | 11 | Active |
| US7014975B2 | Solids surface-modified with amino groups | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5301308A | Method for synchronizing redundant operation of coupled data processing systems following an interrupt event or in response to an internal command | Physics | 11 | Expired |
| US6887518B2 | Silica with homogeneous layer of silylating agent | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5592373A | Method and apparatus for configuring an automation system | Physics | 11 | Expired |
| US6194508A | Silicone elastomers | Chemistry; Metallurgy | 10 | Expired |
| US8071666B2 | Stabilized fumed silica suspensions for reinforcement of reactive resins | Chemistry; Metallurgy | 9 | Active |
| US6122686A | Processing module for a modular automation system | Physics | 8 | Expired |
| US6294635A | Addition-crosslinking compositions which give heat-stable silicone rubber | Chemistry; Metallurgy | 8 | Expired |
| US5268441A | One-component RTV compositions | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.