Inventor · disambiguated record
Martin Holzapfel
Also filed as: HOLZAPFEL MARTIN
7 granted patents·59 citations·filing 2000–2016
83Inventor score
Top patents by PatentIndex Score
7 records- 0186US10520406B2Tensile specimen, method for producing a tensile specimen, device for carrying out a tensile test, and method for carrying out a tensile testAIRBUS DEFENCE & SPACE GMBH·Filed 2016·Granted Dec 31, 2019·5 cites·15 claims
- 0267US7409340B2Method and device for determining prosodic markers by neural autoassociatorsSIEMENS AG·Filed 2003·Granted Aug 5, 2008·16 cites·17 claims
- 0366US6430532B2Determining an adequate representative sound using two quality criteria, from sound models chosen from a structure including a set of sound modelsSIEMENS AG·Filed 2001·Granted Aug 6, 2002·16 cites·24 claims
- 0460US6934680B2Method for generating a statistic for phone lengths and method for determining the length of individual phones for speech synthesisSIEMENS AG·Filed 2001·Granted Aug 23, 2005·11 cites·16 claims
- 0550US7219061B1Method for detecting the time sequences of a fundamental frequency of an audio response unit to be synthesizedSIEMENS AG·Filed 2000·Granted May 15, 2007·8 cites·24 claims
- 0650US6523005B2Method and configuration for determining a descriptive feature of a speech signalSIEMENS AG·Filed 2001·Granted Feb 18, 2003·3 cites·12 claims
- 0742US7162424B2Method and system for defining a sequence of sound modules for synthesis of a speech signal in a tonal languageSIEMENS AG·Filed 2002·Granted Jan 9, 2007·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Martin Holzapfel files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →