Inventor
Markku Ylilammi
Inventor
Espoo, FI
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Hprimary
H03HImpedance networks, e.g. resonant circuits57%
Y10TTechnical subjects covered by former us classification22%
C23CCoating metallic material4%
H01LSemiconductor devices4%
H05BElectric heating4%
H10NElectric solid-state devices not otherwise provided for4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
11,088,670Loaded series resonators for adjusting frequency response of acoustic wave resonators202111,057,013Two-stage lateral bulk acoustic wave filter202110,790,801Loaded resonators for adjusting frequency response of acoustic wave resonators202010,756,696Lateral bulk acoustic wave filter202010,630,256Two-stage lateral bulk acoustic wave filter20208,925,163'Method of manufacturing laterally coupled BAW thin films'20156,839,946'Method for fabricating a thin film bulk acoustic wave resonator (FBAR) on a glass substrate'20056,812,619'Resonator structure and a filter comprising such a resonator structure'20046,788,170'Resonator structure having a dampening material and a filter having such a resonator structure'20046,521,100'Method of producing a piezoelectric thin film and bulk acoustic wave resonator fabricated according to the method'20036,515,558'Thin-film bulk acoustic resonator with enhanced power handling capacity'20036,051,907'Method for performing on-wafer tuning of thin film bulk acoustic wave resonators (FBARS)'20005,873,154'Method for fabricating a resonator having an acoustic mirror'19994,416,933'Thin film electroluminescence structure'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983Patents assigned to LOHJA AB OY (1)· patent assignee history
1983–2021Based in Espoo, FI· patent location history
1999–2003Patents assigned to NOKIA MOBILE PHONES LTD (4)· patent assignee history
2004–2005Patents assigned to NOKIA CORP (3)· patent assignee history
2015Patents assigned to MATTILA TOMI (1)· patent assignee history
2020–2021Patents assigned to VTT TECHNICAL RES CENTRE OF FINLAND LTD (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VTT TECHNICAL RES CENTRE OF FINLAND LTD | 5 | 2020–2021 |
| NOKIA MOBILE PHONES LTD | 4 | 1999–2003 |
| NOKIA CORP | 3 | 2004–2005 |
| LOHJA AB OY | 1 | 1983 |
| MATTILA TOMI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Espoo, FI | 14 | 1983–2021 |