![]() Block Engineering Block Engineering (also known as Block MEMS) is a designer and manufacturer of mid-infrared and laser spectrometers. | ![]() Electro Scientific Industries Electro Scientific Industries (ESI) is a company that specializes in the production of materials, components, and systems integral to electronic devices. | ![]() Advanced Photonic Sciences Advanced Photonic Sciences (APS, also known as Snake Creek Lasers) is a company that specializes in laser science, precision engineering, and custom manufacturing. | ![]() NTO IRE-Polus NTO IRE-Polus is a company specializing in the development and production of fiber lasers and amplifiers. | ||
Founding Date | Founding Date 1956 | Founding Date 1949 | Founding Date 2001 | Founding Date 2003 | Founding Date 1991 |
Type | Type Private | Type Subsidiary | Type Private | Type Private | Type Subsidiary |
Tags | |||||
Locations | Locations Southborough, US HQ | Locations Beaverton, US HQ Shanghai, CN Munich, DE Tokyo, JP Yongin Si, KR Singapore, SG Zhubei, TW see more | Locations Planegg, DE HQ Hamamatsu, JP Newton, US | Locations Friendsville, US HQ | Locations Fryazino, RU HQ |
Employees | Employees 36 | Employees 1,662 | Employees 1381% increase | Employees 8 | Employees 1,400 |
Operating ⚠ | |||||
Patent Applications (US) | Patent Applications (US) N/A | Patent Applications (US) 87 (Jun, 2022) | Patent Applications (US) 2 (Aug, 2021) | Patent Applications (US) N/A | Patent Applications (US) N/A |
Patents (US) | Patents (US) N/A | Patents (US) 370 (Jun, 2022) | Patents (US) 14 (Aug, 2021) | Patents (US) N/A | Patents (US) N/A |
Product Categories | Product Categories N/A | Product Categories 4 (Jun, 2022) | Product Categories 12 (Aug, 2021) | Product Categories N/A | Product Categories N/A |
Trademarks (US) | Trademarks (US) N/A | Trademarks (US) 7 (Jun, 2022) | Trademarks (US) 2 (Aug, 2021) | Trademarks (US) N/A | Trademarks (US) N/A |

Electro Scientific Industries (ESI) is a company that specializes in the production of materials, components, and systems integral to electronic devices.
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