Inventor
Hariprasad Sreedharamurthy
Inventor
Ballwin, MO, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth36%
Y10TTechnical subjects covered by former us classification15%
H01LSemiconductor devices10%
H10DInorganic electric semiconductor devices10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents3%
C01BNon-metallic elements3%
C23CCoating metallic material3%
PatentTitleYear
11,075,109Radio frequency silicon on insulator structure with superior performance, stability, and manufacturability202110,943,813Radio frequency silicon on insulator wafer platform with superior performance, stability, and manufacturability202110,513,796Methods for producing low oxygen silicon ingots201910,378,121Crystal pulling system and method for inhibiting precipitate build-up in exhaust flow path201910,221,500System for forming an ingot including crucible and conditioning members20199,951,440Methods for producing low oxygen silicon ingots20188,691,013'Feed tool for shielding a portion of a crystal puller'20148,551,247'Generating a pumping force in a silicon melt by applying a time-varying magnetic field'20138,398,765'Controlling a melt-solid interface shape of a growing silicon crystal using an unbalanced magnetic field and iso-rotation'20137,291,222'Systems and methods for measuring and reducing dust in granular material'20076,866,713'Seed crystals for pulling single crystal silicon'20056,797,062'Heat shield assembly for a crystal puller'20046,589,332'Method and system for measuring polycrystalline chunk size and distribution in the charge of a Czochralski process'20036,284,040'Process of stacking and melting polycrystalline silicon for high quality single crystal production'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2013Patents assigned to MEMC ELECTRONIC MATERIALS (7)· patent assignee history
2001–2021Based in Ballwin, MO, US· patent location history
2003Based in Maryland Heights, MO, US· patent location history
2013–2014Patents assigned to SREEDHARAMURTHY HARIPRASAD (3)· patent assignee history
2013Patents assigned to KORB HAROLD W (2)· patent assignee history
2013Patents assigned to KULKARNI MILIND (2)· patent assignee history
2019–2021Patents assigned to GLOBALWAFERS CO LTD (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MEMC ELECTRONIC MATERIALS | 7 | 2001–2013 |
| GLOBALWAFERS CO LTD | 4 | 2019–2021 |
| SREEDHARAMURTHY HARIPRASADself | 3 | 2013–2014 |
| KORB HAROLD W | 2 | 2013 |
| KULKARNI MILIND | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ballwin, MO, US | 13 | 2001–2021 |
| Maryland Heights, MO, US | 1 | 2003 |