![]() Keithley Instruments Keithley Instruments is a company that designs, manufactures, and markets electrical test instruments and systems for electronics manufacturers | Optorun Optorun (オプトラン) is a manufacturer and distributor of vacuum coating machines and peripheral equipment. | |||
Founding Date | Founding Date 1946 | Founding Date 1992 | Founding Date 2004 | Founding Date 1999 |
Type | Type Subsidiary | Type Subsidiary | Type Private | Type Public |
Tags | ||||
Locations | Locations Solon, US HQ | Locations Methuen, US HQ Santa Clara, US | Locations Trübbach, CH HQ Shanghai, CN Aschheim, DE Osaka, JP Yongin Si, KR Bayan Lepas, MY Singapore, SG see more | Locations Tokyo, JP HQ Shanghai, CN Kawagoe, JP Zhunan Township, TW Sunnyvale, US |
Employees | Employees 28316% decrease | Employees 2341% increase | Employees 4835% increase | Employees 596 |
Operating ⚠ | ||||
Services Provided | Services Provided N/A | Services Provided 6 (May, 2023) | Services Provided 4 (Dec, 2021) | Services Provided N/A |
Trademarks (US) | Trademarks (US) 12 (Feb, 2023) | Trademarks (US) N/A | Trademarks (US) 4 (Dec, 2021) | Trademarks (US) N/A |

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