Johannes Ruoff

This inventor holds 40 USPTO granted patents and 5 published patent applications and 9 EPO patents, primarily in EUV Lithography. Top assignees: Carl Zeiss Smt Gmbh, Carl Zeiss X-Ray Microscopy, Inc., Carl Zeiss Ag. Active years: 2008-2026.

USPTO Granted Patents = 40 (Patent Applications = 5)

% Patents Active = 75.0

EPO Patents = 9 (Patent Applications = 12)

Average Co-Inventor Count = 3.2

ph-index = 5

Forward Citations = 67(Granted Patents)

Location History:

Oberkochen, DE (2008 - 2014)
Aalen, DE (2012 - 2024)

Company Filing History:

Carl Zeiss X-Ray Microscopy, Inc.

Carl Zeiss Microscopy Gmbh

where one patent can have more than one assignee

Years Active: 2008-2026

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Areas of Expertise:

EUV Lithography

Imaging Optical Unit

Projection Exposure Apparatus

Lithography Mask

Optical System

Metrology System

3D Imaging

Microlithography

Optical Examination

Image Placement Errors

Defect Compensation

Illumination System

40 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12681320 - Optical system, in particular for characterizing a microlithography mask (2026-07-14),

2. 12625090 - Imaging optical arrangement to image an object illuminated by X-rays (2026-05-12),

3. 12040103 - Imaging optical arrangement to image an object illuminated by X-rays (2024-07-16),

4. 11935228 - Method to acquire a 3D image of a sample structure (2024-03-19),

5. 11927500 - Method and device for characterizing the surface shape of an optical element (2024-03-12),

6. 11914303 - Apparatus and method for characterizing a microlithographic mask (2024-02-27),

7. 11817231 - Detection system for X-ray inspection of an object (2023-11-14),

8. 11422470 - Imaging optical unit for EUV microlithography (2022-08-23),

9. 11137688 - Optical system for transferring original structure portions of a lithography mask, projection optical unit for imaging an object field in which at least one original structure portion of the lithography mask is arrangeable, and lithography mask (2021-10-05),

10. 11119413 - Imaging optical unit for imaging an object field into an image field (2021-09-14),

11. 10634886 - Method for three-dimensionally measuring a 3D aerial image of a lithography mask (2020-04-28),

12. 10606048 - Imaging optical unit for a metrology system for examining a lithography mask (2020-03-31),

13. 10591825 - Projection lens, projection exposure apparatus and projection exposure method for EUV microlithography (2020-03-17),

14. 10386297 - Method and apparatus for examining an element of a photolithographic mask for the EUV range (2019-08-20),

15. 10345570 - Device for optical examination of a specimen, method for examining a specimen and method for transferring a device into an operation-ready state (2019-07-09),

Title: The Innovative Journey of Johannes Ruoff

Introduction:

Johannes Ruoff, a distinguished inventor hailing from Aalen, Germany, has made significant contributions to the field of technology and innovation through his groundbreaking inventions.

Latest Patents:

Johannes Ruoff's latest patents include a revolutionary smart home automation system that integrates artificial intelligence for enhanced efficiency and convenience in household management.

Career Highlights:

With a career spanning over two decades, Johannes Ruoff has been at the forefront of technological advancements. His notable achievements include the development of a cutting-edge renewable energy solution that has garnered international acclaim for its sustainability and effectiveness.

Collaborations:

Throughout his career, Johannes Ruoff has collaborated with leading research institutions and universities to further his innovative projects. His partnerships with top experts in the field have resulted in the creation of pioneering technologies that have reshaped industries.

Conclusion:

In conclusion, Johannes Ruoff stands as a visionary inventor whose relentless pursuit of innovation has led to the creation of groundbreaking technologies that have positively impacted society. His passion for pushing the boundaries of what is possible continues to inspire future generations of inventors and innovators.