Gerrit Bleumer
16Patents
5h-index
5Co-inventors
55Inventor score
Filing activity: Dec 1, 2000 → Dec 27, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7724905B2 | Method and arrangement for generation of a secret session key | Electricity | 38 | Active |
| US7222238B2 | Method and system for real-time registration of transactions with a security module | Electricity | 21 | Expired |
| US8959590B2 | Method and arrangement for enabling the use of a consumable unit | Physics | 15 | Active |
| US7437756B2 | Method for securely exchanging data | Physics | 12 | Expired |
| US7496538B2 | Franking method and apparatus | Physics | 8 | Expired |
| US8046304B2 | Franking method and mail transport system with central postage accounting | Physics | 5 | Active |
| US7610247B2 | Method and arrangement for variably generating cryptographic securities in a host device | Electricity | 3 | Expired |
| US7558633B2 | Test system for a user terminal apparatus and test automation method therefor | Physics | 3 | Active |
| US6850912B2 | Method for the secure distribution of security modules | Physics | 2 | Expired |
| US7694010B2 | Method for exchanging data between data processing units | Physics | 2 | Active |
| US7707123B2 | Method and arrangement for compensating a postage machine user for printed and billed, but unusable franking imprints | Physics | 1 | Active |
| US7996884B2 | Method and arrangement for server-controlled security management of services to be performed by an electronic system | Physics | 1 | Active |
| US8682801B2 | Method and arrangement for provision of security relevant services via a security module of a franking machine | Physics | 0 | Active |
| US8205088B2 | Method for the authenticated transmission of a personalized data set or program to a hardware security module in particular of a franking machine | Physics | 0 | Active |
| US8099367B2 | Method and arrangement for variably generating cryptographic securities in a host device | Electricity | 0 | Active |
| US8843746B2 | Method and arrangement for sending and receiving confidential electronic messages in a legally binding manner | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.